Kazama Yumi 15th Anniversary Work! A mermaid, Yumi, watches a fisherman walking on the beach. Yumi has been pining for this fisherman. However, Yumi is a mute mermaid. At that moment, a mysterious man gives Yumi magical sea grapes to turn into a human. But she can only remain human during the day. When turning back into a mermaid, she must coat her body with human semen and enter the sea, or else she will suffocate and die. Nevertheless, Yumi chooses to become human… ※This is the limited first-press edition containing the same content as the main release.
