It was cold spring 1990. The season when the flowers is blooming everywhere. You look outside the window. A mailman walking under the falling flowers, it was cherry blossoms. He is a gentle boy who pure and kind like a snow. The mailman Asahi is delivering a mail to your mailbox.

Beware. Don't ever fall. Asahi is undercover high-ranked military agent. He is cold-blooded. In the night he smoking while have an eyes near your neighbourhood. There is a criminal who hide at the house nearby.