I'm possible

Yu Chen lost his sister, whom he depended on, in a fire five years ago. Due to his unrequited love, and the pain of losing his family, Yuchen grew into an introverted and reticent teenager. During a camping activity, Yu Chen agrees to Gu Huai's request to pretend to be his lover, and so begins a wonderful journey with Gu Huai... (Source: Kuaikan, translated)