SINGLES

Kusuko has a secret crush on the resident class playboy, Mishima. However, with the constant rotation of ever-changing girls on his arm, she keeps a safe distance. Mishima takes her standoffish attitude for coldness and confronts her about it. However, they manage to overcome the misunderstandings and even begin dating. The more she gets to know him, the harder she finds herself falling, but one day, she overhears him talking to another girl on the phone...

Twin sisters, Yukino and Kanade Sakurai, room together in the dorms at their high school, enjoying school life with their friends and one another. One day, Sakuya Kamiyama, an underclassman, seeks out Yukino, while Kanade learns from a friend that Sakuya has admired Yukino for a very long time. This innocent revelation sets into motion a chain of events that eventually lead to Yukino expressing her feelings for her sister.

Miyanaga Saki is a first year high school girl whose family would get angry if she won the family mahjong games. But losing would also have its consequences. Because of this she develops a new way of playing that allows her to stay on the thin line between winning and losing, the plus/minus zero score, an almost impossible score. In a game that relies mainly on luck, the plus/minus zero score is harder than winning, but Saki can achieve this every time. Having always hated the game, her friend from middle school, Suga Kyotoro, forces her to play in the schools mahjong club. Her developed skill and superhuman luck has made her a worthy mahjong opponent, even to the middle school's national mahjong champion.

For Makoto Hanaoka, life’s about to get more complicated. Saki Aoi, a lively girl with loads of confidence, confesses her love for Makoto one day. When he fails to reciprocate, Saki declares she will be his first love! She shares her goal with a mutual friend, Ryuuji Taiga, who also confesses his crush on Makoto. Stuck in a love triangle, Makoto must find a way to make it work and have fun.