Taxi driver Tae-gyun receives a call from his younger brother Tae-min. He asks Tae-gyun for help, saying that his car "Thunderbird" was pawned and in it, there is a lot of money that he won from gambling. Now Tae-gyun, who urgently needs money, Tae-min, a gambling addict sitting in a pile of debt, and Mi-young, Tae-min's girlfriend who is a former casino dealer, all go out to get the car back. But nothing goes according to their plan. Towards the end of the night, Tae-gyun decides to ditch them and get the money all alone.

From a mountain peak in South Korea, a man plummets to his death. Did he jump, or was he pushed? When detective Hae-joon arrives on the scene, he begins to suspect the dead man’s wife Seo-rae. But as he digs deeper into the investigation, he finds himself trapped in a web of deception and desire.

The stories of three characters whose joy, passion and despair overflow in one bed are tangled like a puzzle. Tantalizing but heartbreaking, stimulating but sad, this movie explores human desires without hesitation and fear. B (Bed for Werther), E (Erotic desire of Aphrodite) and D (Dream about comfortable slumber) talk about the same bed with different languages and different gestures.