Days turned into weeks, and weeks into months. Finally, under the radiant glow of a full moon, Aria stumbled upon a hidden path she had not seen before. It led her to a magnificent stone structure, half-ruined but still majestic, from which a gentle gurgle of water emanated. As she approached, the sound grew louder, and soon she found herself standing at the edge of a serene pool of water that seemed to glow from within.

: The series focuses on themes of temptation, jealousy, and the evolution of long-standing familiarity into complicated desire. Content Warning

The story follows , a university student who receives a visit from his childhood friends, sisters Ayane and Kotone Shirakawa . The plot is driven by a series of escalating, provocative misunderstandings: