China, Jiangsu province, the present day. On 15 October, after depositing the funerary urn of his father, Professor Gu Daqing (Feng Dalu), who died of a sudden heart attack, Gu Jie (Calvin Yu) receives a phone call from a stranger telling him the urn has just been stolen and to "remember the 19th." After his car is hit by a lorry, Gu Jie wakes up on the 16th on the seashore of an island, where he ...