A genius girl and her childhood sweetheart navigate life's challenges from campus to marriage in this heartwarming coming-of-age story filled with wit, warmth and youthful passion.

Zhang Yi'ang, a veteran detective, is sent to Sanjiangkou to investigate a case but soon finds himself caught in a web of crime and corruption. While pursuing a powerful criminal network, he unexpectedly receives help from a group of bungling thieves, who inadvertently aid his mission to unravel the truth behind a murder.