Lee Jeong-Yeon lost everything the day his lover died saving a stranger. A stranger none other than, Ki Seo-Hyeok, the boy Jeong-Yeon once taught. Drowning in grief and haunted by the unfairness of his loss, Jeong-Yeon seeks out the Seo-Hyeok, driven by a desperate need to see the life that was bought with his lover's blood. But as Seo-Hyeok begins to fill the empty spaces in Jeong-Yeon's life, the mourning teacher realizes that some debts are paid in ways more dangerous than death.(Source: Lezhin US)
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