San is the son of Prachan Chalasai the Ministry of Finance who has great talent in oil painting. After finishing his studies in the Philippines, San returns to Thailand to marry Suwalee. San then learns that his father remarried a night club singer Marasee. He argues with his father, and he despises Marasee, making her accuse him and making him angry. San runs away from home to stay with his friend Booma, but on the way he is attacked.

When San wakes up, he finds himself in the harbor with no memory recollection. San wanders into an export company and the owner helps him and names him Siang. He works on the ship, and one day, it passes by Seechan Island. Siang hears beautiful singing and jumps off the boat. He swims toward the island and becomes exhausted. As Siang sinks to the seafloor, Nid, a lady in the island, saves him. Nid brings Siang to nurse in her home.