Morals Committee Members, Drama Club, Photography Club, and boobs of all sizes - a full lineup of all kinds of cute kouhais! They'll laugh, tease, and even seduce their believed senpais! And they won't hold back to ask, "Aren't I cute?"

The story revolves around two pairs of Selectors and their LRIGs, Yuragi and Alfou as well as Mako and Haiti.

(Source: Selector Infected WIXOSS Wikia)

From Baka-Updates:
An anthology of short stories:
1) Hurt me Gracefully (Shinayaka ni Kizutsuite) by KITAGAWA Miyuki : this is the first chapter of Shinayaka ni Kizutsuite.
2) Devil Cat's Temptation by NAKAHARA Migiwa.
4) Takaya-kun of House Tanaka by SHIMAKI Ako.
6) Story of a Long, Long Night by YOSHINAGA Noriko.