Double Trouble

When Baek Seon-U agrees to impersonate his identical twin to stop his brother's breakup with rich boyfriend Yoon Ju-Won, things quickly spiral out of control. Despite Seon-U's desperate attempts to seduce Juwon, he gets nothing but cold indifference—until a drunken night leads to unexpected passion. The next morning, Ju-Won’s sudden warmth leaves Seon-U confused to say the least. How can someone do a complete 180 like that?! Unless...? (Source: Lezhin US)