When the mafia heir Teetee goes undercover as a nerdy high school student to search for a life partner.

Tee and Por come from different families and don't know each other, but they are forced to get married. This marriage isn't about love; it's a business deal. Their fathers aim to collaborate to increase their profits, but they lack trust in one another. MY MOON, DUANG WITH YOU, PORTEETEEPOR REAL LIFE EVENTS ARE COMBINED TOGETHER.

A new transfer student arrives-Punlee, Qin's long-lost twin brother. He looks exactly like Qin, but everything else about him is different. Duang's peaceful love story is shaken when the brother he never knew enters their lives... and steals more than attention.

Detective Por has dedicated his life to hunting a serial killer who always stays one step ahead. Just when the case begins to consume him, he meets Teetee-a charming café owner who brings warmth into his cold, exhausting world. But as love grows and secrets begin to surface, Por is forced to face a dangerous question: When justice and love stand against each other... which one will he choose?