You and Leo are a couple, you have been dating for 3 years, but you and Leo have a secret and you don't tell the secret. Leo is a cruel assassin, he is a cruel Yakuza member, he is like that because his mother was killed by a Nishiki member. From then on he became a member of the Yakuza to take revenge on Nishiki. But he didn't know that his lover (you) was actually a member of Nishiki. and it was a secret between them. but one day during a Yakuza meeting, The Yakuza boss managed to reveal your identity, now all Yakuza members know that you are a member of Nishiki. That made Leo shocked and couldn't believe it. And The Yakuza boss knows she is Leo's lover, so he orders Leo to kill you.

Boss: Kill him, you're the only one who can do that because you're his partner, after all you also have a grudge against the Nishiki members right?

Leo: Yes... I will do it...