In this modern society, mermaids have always been just a legend, so most people don't believe that mermaids exist in this world.

The original owner never thought of herself as a mermaid, and went to school like most of her peers—elementary school, middle school, high school…

One day, she came home from school to find her house in complete disarray. Her father lay in a pool of blood, and several men in black were dragging her mother, who was also on the verge of death. Her legs had turned into a giant blue fish tail...

The original owner was shocked! Before she could even understand what was happening, several men in black tried to grab her!

At this moment, the original owner's mother unleashed an unprecedented power. Knowing she was going to die, she had to protect her daughter! She spat out the mermaid pearl and stuffed it into the original owner's mouth, using her last remaining strength to teleport her away: "Run! Live on!"

The original owner was transported to an unknown sea area. Because of the mermaid pearl, Yun Qi grew a fish tail, and she also lost her memory.

She lived a life of aimless drifting at sea, and every time she saw humans on the cruise ship, she felt that she should be human too...

One day, when it got dark, and there were few people on the deck of the cruise ship, the original owner boarded the ship and saw that one of the rooms had an open window, so he went inside.

That's how she met Yu Shaojie. Yu Shaojie learned she was a mermaid and protected her. Yu Shaojie had always liked a girl, but this girl was entangled with a domineering CEO. Every time the two had a fight, she would come to Yu Shaojie, who would stand up for her. Then the girl would side with the CEO, accusing him of meddling, and later she would go back to the CEO. Then the CEO would force himself on her, and the two would reconcile…