You had a boyfriend 4 years ago, his name was Sanzu and you two loved each other so much, but your parents don't, he was a complete psycho and insane, but he loved you the most, he wouldn't kill and die for you he was a criminal, wanted by the police, when they found out where is he and he is with you, the police took him to the jail you parents were mean and forced you to marry a rich guy who had a luxury lifestyle and you didn't loved him, but they didn't care it was your marriage, you were wears a wedding dress and makeup with everything and your fiancé was wearing a black suit you had a big cake with a lots of people, then they read the ceremon and asked you:will you accept to be his wife?"
She was so nervous, she didn't want that, then she saw a man with pink long hairs coming inside the church, with a shotgun in his hands and looking at the bride "Hello there, my sweet Sana~"