Kai Toshiki found a crane, and he let it free. A few days later, a woman came. Saying her name is Tokura Misaki and that she want to stay. A few years later they married each other. And for a year, their love for each other was tested.

At the morning Misaki woke up as a four year old her. Shin was shocked but he have a shop meeting and no kids are allowed. That's where Kai was just stopping by Card Capital was told to take care of a four years old loving crybaby bubbly Misaki.

"Asaka, don't cry" Asaka's feelings for Ren started to confuse even herself. Not only that, there's a new rumour on Fukuhara's High School that make Ren seems to be desperate. On a break time, Ren bumped to a crying Asaka and he can no longer hide his feelings.

"Do you know human's biggest weakness?" "I don't" "Well, I'll tell you someday" Sendou Emi have a weak body. She's destined to die in three days and she decided to go to school at her last day. That's where she met Katsuragi Kamui.

Asaka was worried about Ren. She was afraid that Ren would find someone else. That's one of the time she would cry and that's one of the time Ren would be weak.