It’s been almost 5 years since Hyeonseo’s wife, Juha, has passed. Yet he’s still not over the hurt and the lingering feelings of love he carries for his late wife. But who should come knocking on his door one day is none other than Juha’s younger brother, his brother-in-law, Yuha. Just having come back from studying abroad, Yuha needs a place to stay until he can get a place of his own. Hyeonseo gladly lets him stay at his place, but the problem is that Yuha looks too much alike Juha… And looks like someone’s been sporting a crush all these years, and now that he’s all grown-up and Hyeonseo is available, he’s not afraid to make a move and give into these taboo temptations…