I'm a Zhang, But I Became Wu Xie's Brother

Zhang Muchen wakes on a train, betrayed and abandoned by Wu Xie—the man who promised him family. Five years later, he vanishes at Changbai Mountain, and everyone believes he's dead. But when Zhang Muchen resurfaces, he's no longer just another lost soul: he's become Wu Xie's brother, a Qilin cub that shakes the entire Zhang family. With a system guiding him to mend regrets and save lives, this chuunibyou teen must navigate friendship, loyalty, and the dangerous secrets of tomb-raiding clans. No romance, just found family and group favoritism in a world where everyone survives—if he plays his c…