Nott, a handsome inventor lives in an all-boys apartment owned by Porpla, the yaoi fan owner. One day one of Nott's inventions causes an electrical fire destroying Porpla's Yaoi Cds. She decides to kick him out, when a new guy, Pun, an ad celebrity arrives seeking for a room. Knowing about Porpla's fondness for Yaoi, Nott asks Pun to help him stay in the apartment by pretending to be his boyfriend. Pun accepts and pretends to be Nott's boyfriend. But as time passes, the two can't help but eventually fall for each other.

Nott, a young man who has lost his loved ones is "moulded" by his stubbornness and invincity for his love. He's back to thinking about himself and setting out to find love. This time, he was confident and determined to get his lover to succeed, but he didn't know if his lover would emerge to complete his mission, and this love would be sprinkled with rose petals, or that it would be filled with spikes. This time, there are also uninvited guests like the "Itaw virus" who will add obstacles and harass them. What will the love of knots and molding be like this time?