"Who is calling me..." Because of a fire, Meng Yu was reborn and returned to his senior year in high school. He reunited with relatives and friends, and "You seem like someone I know." "Who?" "My boyfriend." Unexpected amnesia made Meng Yu forget the people he had loved. Familiar scenes slowly restored Meng Yu's memory. "Meng Yu, thank you." "Thank you for what?" "Thank you for being my salvation when I was in darkness."
Concept: Two male protagonists falling in love