Shina Kokoro is an idol. One day there is a DVD promotion and a handshake event on the rooftop of a complex. Kokoro falls off the rooftop, onto Taichi. Both of them are being hospitalized. Taichi is only slightly injured but Kokoro had to go trough a sugery. While Taichi is being explained to by a nurse about what happened, Kokoro comes to Taichi's ward room, but she comes trough the wall.