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Two gold-digging brothers, Prawet and Jit, steal 117 pieces of treasure from the Dragon Cave. They both are attacked by a blood-sucking bat and they are cursed to be immortal. To remove this curse, they must return all treasures they stole to the cave. Prawet wants to do it, but Jit doesn't agree with his brother. This conflict causes these two brothers to be enemies. Later, both of their sons inherit their immortality. One day, Jit killed Prawet by burning him. Traipoom, Prawet's son decides to follow his father's wish and tries to look for the lost treasures in order to take them back to the cave. Hundreds of years later, Traipoom has lived his immortal life as a normal person. In an antique auction event, he meets Plaichat. They started working together and eventually developed mutual feelings. Though the more Plaichat stays close to Traipoom, the more she wonders about him because she finds that Traipoom doesn't eat, sleep or live his life like a normal human being. Ram, Jit's son, and Maya, the girl who falls in love with Ram, try to obstruct Traipoom from returning the treasures. Ram meets Plaichat and falls in love with her. Finally, Traipoom found the 116 pieces of treasure. The only one missing is the Dragon. The knife can free Traipoom from immortality. However, Ram wants to keep his immortality, so he fights with Traipoom over that knife and Plaichat. (Source: MyDramaList)