In a world plagued by demons who cause great human suffering, young demon hunter Xuan Zang risks his all to conquer a water demon, a pig demon and the demon of all demons, Sun Wukong.

The film follows Xu Lai, a former artist whose dreams were dashed when the responsibilities of life set in. With his life now revolving around his wife Cai Bo who is obsessed with having children, the quirks of his eccentric family and his mediocre, ordinary existence, Xu Lai hopes to reconnect with his first love Yang YIi on an upcoming vacation. However, his hopes are dashed when he finds himself wrapped up in a murder investigation that proves truth is often stranger than fiction.

Ti, a really poor construction worker that struggles to keep his son, Dicky, in private school, mistakes an orb he finds in a junkjard for a toy which proves to be much, much more once the young boy starts to play with it.