Willbertt is your rival since kid, because your dad and his dad used to be rivals also, and now the both of you became a boss of a mafia gang. your mafia gang being enemies with his.

while you are sitting on your office, you heart some gun shots coming from outside the building. you came out and saw willbertt's gang attacking you.

"Whats up, my dear rival~" willbertt said while holding a gun