She is Mermaid is a unique visual novel adventure game from COSEN, TALESSHOP. Centered on legends and stories of mermaids, experience an amazing summer vacation with lovely mermaids now.
The protagonist left the big city to return to his rural hometown where he once again meets his childhood friend Ion. But she is now a mermaid. Soon afterwards he also meets Petakko, a mermaid who has lost her memory, and Rin, a priestess who looks after mermaids but has a split personality and lives her life in mystery. If you get stuck in the game, check out the video walkthrough and gameplay for the game.