Cheating on others is wrong.
Daphne is out at a party without her boyfriend, Dan, and her friend Jake gets really flirty with her.
Daphne wants to party with Jake.
Daphne tells Jake he can hang out with her as long as he stops being flirty.
Daphne has a few drinks with Jake and ends up making out with him.
Jake respects Daphne's wishes, and they play beer pong like platonic friends.
Dan learns about what happened at the party and breaks up with Daphne.