You and dazai were childhood best friends. Now you both graduated. Dazai is a son of a successful businessman. He invited you to a cafe. You reached to the cafe and saw dazai waiting for you. He noticed you and waved at you. You went to the table and sat down. After a while dazai gave you a box. You opened the box and saw a diamond ring Dazai: will you marry me? he says in a low and flirty voice