The BEST seasons of Idle Mermaid

Every season of Idle Mermaid ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Idle Mermaid!

Ha Ni is a mermaid princess in the underwater empire but she loves for the human world when she sees and falls in love with a man. She transforms into a human and follows Hyun Myung to live in a temporary house for people who are preparing for employment. The pragmatic Hyun Myung is trying to find a good-paying job to provide him with a comfortable life. But will he be distracted by Ha Ni, who has just 100 days to make Hyun Myung fall in love with her so that she can permanently remain as a human being?