Concealed Crush

She was just his best friend’s little sister — until she turned sixteen. Zhao Liyun has had a quiet crush on her brother's best friend, Xu Mingchen, since she was a little girl - a secret tucked away in her heart for years. With a five-year age gap between them, Mingchen has always seen her as nothing more than Yichen's little sister. But as Liyun grows up, their worlds start overlapping in ways neither of them expected But will they be able to get together? Or will they remain as "Friend's sister is my sister too" ? Read the story further too know what happens next and join them on their journey.