A huge "conspiracy" to trap deep-sea mermaids is going on vigorously——
The troubled nobleman who looks cold but is actually passionate is an excuse to "repay a favor";
A handsome Poseidon who has a bad personality, is arrogant and arrogant, but is also deeply passionate;
A bright young man who is mysterious and melancholy, sensitive and slender like a cherry blossom;
The emotional world of the little mermaid is stirred up into turbulent waves. Who will ultimately pay the bill?