Natsuita Ningyo to Dekiai Koubi wo Suru Hanashi

In a world where mermaids are viewed as pets or livestock, Sigurd finds himself lost on a detour from his business, leading him to a dock where he encounters a severely injured mermaid. This mermaid, who has been subjected to brutal treatment by humans, initially maintains a wary and distant demeanor but eventually warms up to Sigurd over time. As their bond deepens, the mermaid, smitten with Sigurd, presents an unexpected proposal, setting the stage for a romantic relationship between a human and a mermaid.