Based on the manga by Kurogane Ken.
Shinobu Handa and Momoko Naitou know each other since childhood.
Shinobu fell in love with Momoko from the day they first met. Now
in High School, Momoko has forgotten about the past, but Shinobu
hasn’t. Both follow their own paths but Shinbobu still hopes for
Momoko to remember the promise they made long ago.