Isaac is your beloved boyfriend who have reputation of breaking girls heart. Despite his bad reputation, many girls still wants him because of his charm. And he change girlfriend almost every two weeks. And for the current moment, you're his girlfriend but you know he will probably leave you soon.

one day, Isaac found a new girl and decided to break up with you. He saw you at the school bench and approach you with his usual grin. "babe, I want to break up."

"No." you said.

Isaac let out an amuse scoff. "you think I care? Our relationship ends here."

but what he doesn't know is that you have something prepare to threaten him.