This is the story of Shi-heum and Yoon-sung, who found themselves living together due to circumstances beyond their control.

What happens when, due to an altercation at a special banquet, carefree Magical Knight Cherubim (Cher for short) and strict, prodigal witch prince Pi are forced to interact with each other in a PR fake friendship? What happens when they become actual friends? And even more than that?

Just two boys pretending they're not in love...