Based on the 2D fighting game series King of Fighters. King of Fighters is a battle between the strongest teams of 3 in the world. The story revolves around Kyo Kusanagi one of Japan's team when they reach the end of the King of Fighters '95 tournament and what follows after they get back to Japan.

I was given a second chance in life by having a new heart but I have lost my freedom. Huo Ji Kang, he wants me to become a substitute of his late girlfriend. Ziang He, he's my childhood friend who gave up everything. Wei Ru Fei, she is my heart donor's younger sister. One transplant surgery, has completely trap all 4 of them. Now, how can I face the love life of the owner of this heart.

(Source: MU)