One day, a mysterious rabbit-eared man named Peter suddenly appears in Alice’s garden and kidnaps her, whisking her off to a dangerous world where every resident brandishes a weapon. Trapped in this land in the midst of a three-way power struggle, Alice accepts an offer to stay at the Hatter’s mansion. At the mansion, Alice meets the Hatter’s right-hand man, Elliot March, who is likable and charming and…also sports a pair of bunny ears! And yet, Alice cannot get over the fact that Elliot is actually a Mafia hitman, willing to kill people without hesitation…In this popular Wonderland manga, the March Hare has finally arrived!!
(Source: Yen Press)

A collection of stories featuring different characters from Quinrose's otome games—Arabians Lost, Heart no Kuni no Alice, Clover no Kuni no Alice, and Crimson Empire.

The romance between the Incubus’ aide the Lizard (Gray Ringmarc) and Alice. Once a capable assassin, now a sensible and mature adult. Alice thinks herself just a child beside him, incompatible with him despite her attraction to him… A manga adaptation of the otome game Clover no Kuni no Alice that focuses on Gray.
(Source: Mad Hatter Scans)

Sheila is a housemaid and exclusively serves Edvard, a prince. She also works as his security guard because of her past assassin training. She is all-purpose at work, but awkward when she is off. Although Sheila is competent at battles and operations, but she isn't good at love and establishing friendships. She, however, needs to use the various people around her to have Edvard take over the throne...

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From Deka Scanlation:

This series is about a girl who when she was a kid, she was sold by her family as a slave. She met a demon while she was at the slaver's place who told her that she would be successful. She was later bought by an assassins guild and was trained to be an assassin. But after a little fight with the guild master, a legendary assassin, she and her 2 other friends were sold again. Now, to be bodyguards for the nobilities.

This adaption of Alice in the Country of Hearts focuses on the romantic relationship between Peter White and Alice Liddell.

Even though the Outsider Alice Liddell chose Amusement Park as her residence, the White Rabbit's devotion towards her stayed just the same. But despite all Peter's claims, Alice cannot bring herself to believe that there is anything substantial in his love. With the royal ball round the corner and certain people meddling in their relationship for fun, the duo might be faced with unexpected revelations about their feelings that they didn't realize themselves...

This anthology picks up where the theatrical version of Heart no Kuni no Alice left off. In her continued search for her vial, Alice finds herself at the circus, which soon leads to the prison. There she is confronted by Joker, who accuses her of being a prisoner. Amidst her confusion, Alice must realize what is more important to her, a regret from her past, or her present life with the Hatter Family.

Oneshot set after Gray's good end in otome game Clover no Kuni no Alice.

A collection of one-shots that take place in the Diamond no Kuni no Alice ~Wonderful Wonder World~ game setting.

"I have no interest in a hollow word like eternity. So even if this is to end someday... I'd rather live in the moment."

A romance between the Hatter and Alice.
He's a man who tends to find most things troublesome, always looking so weary of the world. His jealous streak is almost as strong as his selfishness.
The chaotic romance with this mafia boss with his great dislike for boredom is full of twists and turns, an utter mayhem.
Fraught with dangers yet laced with tender sweetness, their love story unfolds in the land of mysteries.

Alice in the Country of Joker: Circus and Liar’s Game continues the adventures of Alice as she goes deeper down the rabbit hole to the Country of Joker. Alice Liddell has now entered a new realm--the Country of Joker--where she is reunited with old friends. Yet new challenges abound, as Alice must unravel the mystery of the Circus and the Prison Realm, and deal with the enigmatic Jokers.
(Source: Seven Seas)

Short stories of the Alice franchise, also features content that was in the limited edition of the game the series is based on.

The girly but bloody otome game re-imagining of Lewis Carroll's classic fantasy novel Alice's Adventures in Wonderland with bishounen characters and added romance.
In the "Heart no Kuni no Alice" story, Alice is practical, strong, yet darkly cynical. Instead of the traditional story, Alice is kidnapped unwillingly by a mysterious man with bunny ears, and taken to a place called Heartland.
Stuck in Heartland due to a trick by the mysterious rabbit-eared man, she meets the residents of this world. Along the way, Alice meets Julius, the repairer of the clocks; Blood, the handsome mafia leader; Ace, the psycho yet charming knight; Boris, the energetic cat of the amusement park; Vivaldi, the Queen of Hearts.
While being in this strange world, she wonders how to get out of there and return to the original world - where her sister says there's answer to come back. With grief, she endures through the happenings at Heartland.
As she re-thinks the answer, it all started by the place where Alice and her sister started playing a game of cards.

Ace, the Knight of Heart Castle, is known throughout Wonderland not only for his master swordsmanship, but for his tendency towards cruelty. Can the charming Alice Liddell mellow Ace and his violent ways? Perhaps Ace will even fall in love with Alice...if he doesn't kill her first.
(Source: Seven Seas)

A QuinRose anthology. Various Pairings:

Promise / A little Visitor (Arabian Lost and Crimson Empire)
That Which Can't Be Said (Gray x Alice)
Peter Story (Peter x Alice)
Before One Knows (Blood x Alice)
The Children Complain (Twins x Alice)
Back at the Castle of Hearts (Alice x Heart Castle)
On Rainy Days (Wizard and the Master)

ITA:
Questo volume contiene un misto di storie riguardanti Alice e le altre opere Quinrose (Crimson Empire e compagnia, per maggiore chiarezza ho messo delle note interne ai capitoli *fufu*).
Si tratta di un booklet in regalo col videogame "Joker no Kuni no Alice", per festeggiare il quinto anniversario della Quinrose, per questo nonostante il titolo i capitoli riguardante Alice hanno ancora l'ambientazione vecchia (ovvero Cloverland).
I capitoli sono stati realizzati principalmente da Job/Yobu, autrice della serie cartacea di Joker no Kuni, ma ci sono anche capitoli di altre autrici molto attive nell'universo Quinrose (tra cui la Mamenosuke, conosciuta da noi attraverso alcuni volumi unici editi e che attualmente cura anche la grafica dei giochi).

The romance between the Hatter Mansion’s March Hare (Elliot March) and Alice. A big man with adorable rabbit ears, and yet a mafia No. 2. In this colorful world, he gives orange smiles and holds a cold silver gun. On the surface he is ruthless, yet underneath he is as sweet as can be. Incredibly dangerous, incredibly sweet, a love story of Wonderland. A manga adaptation of the otome game Clover no Kuni no Alice that focuses on Elliot
(Source: Mad Hatter Scans)

A sequel/spinoff of the Alice in the Country of Hearts manga.

It’s happy ever after for Julius and Alice who are now lovers. But married life with the morose, antisocial workaholic Clockmaker is not without its problems. Now a “crazy storm” that is said to change everyone it touches is about to arrive. What further adventures are in store for Alice Liddell in this strange Wonderland?