9-year-old Lan and his dad always enjoyed time together in Dad's boat art shop. One day Lan came home and suddenly found Dad dies. Lan is shocked. Dad disappears forever. Sister never cries and refuses to speak to Mom. And Mom insists to prepare a seat for Dad every dinner as if Dad were alive. What is worse, Lan's classmates often laugh at him. Lan starts fighting and running away from school. As life gets harsher, he receives a package. It is a strange-shaped clock which has stopped. Dad sent it before he dies. Lan visits many stores trying to fix the clock but in vain. He hope he will have answer for everything when he eventually solved the mystery of the clock...