A Father is supposed to lead his children. How can Takeshi do that, when he hasn't known his children for the past 16 years? Takeshi/Tsugumi, obviously.

A tale of Tsugumi Komachi's past. Confined to a research facility disguised as a hospital, Tsugumi slowly discovers that her body is going through strange changes. Upon meeting an amnesiac boy that can see the future, her story begins...

You's story! What was running through her head during that fateful week at LeMU? KidxYou You's good ending