After spending ten years in a mental hospital, a former newspaper reporter A Lin (Anthony Wong ornaments) was released, trying to reintegrate into society. He rented an apartment and decided to write a novel. Works progress and not smooth, O Lin suffered distress, and found inside the apartment is wrong, and sometimes he would travel back to ten years ago, the scene, see at that time lived in the house of the family -- old father and a pair of sisters. Across time and space, originally just to observe, but later o Lin slowly found, between him and his sister dolphin (Chen Haiheng ornaments) produced induction, contact, he became the "guardian angel" dolphin. At this time sister whale (Hoi Shan Lai decoration) is a handsome university teacher (chi Hwa Wu act the role ofing) fall in love, but after a date in the people missing. O Lin began to help Dolphin to trace the missing sister the truth, in a time of chaos of trouble......

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