Yi-Fan makes a bet that Kai-En will fall for his dessert. If he loses, he will do anything Kai-En wishes. When Kai-En sees the cake, he resents it as always. But after he tastes it, he actually falls for it! As their collaboration begins, Kai-En starts to make desserts with Yi-fan.

The electricity suddenly goes out in K. Yi Fan is panicking because of the darkness. Kai-En goes to calm him down. It brings them closer. Cora suggests to promote a gay marriage. It turns out that one of the grooms Su Da is Kai-En's first love in high school.

Kai-En and Yi-Fan interact more, but Yi-Fan finds out that Su Da is Kai-En's first love and feels jealous. As a music producer, Su Da start to work with Kai-En, and they get to pick up where they left off. It also makes Su Da feel confused about his marriage.