The story follows Matsugami Haruto, a selfless university student who is hospitalized after saving a girl, Mihagino Ayano, from a car accident. In gratitude, Ayano visits him daily, eventually moving into his apartment to care for him even after his discharge. This initial "pure" romance quickly transitions into a complex dynamic where Ayano becomes the primary girlfriend in every route. Key characters include:

The visual novel Kanojo to Ore to Koibito to (often shortened to "Tototo"), developed by Pulltop Latte and released in 2012, presents a unique and sometimes controversial take on the harem romance genre. While the game's title—which roughly translates to "With Her, and Me, and Lover"—hints at a polyamorous theme, the actual execution of this concept has drawn mixed reactions from the visual novel community. Plot and Character Dynamics

: The main heroine who remains central to the narrative regardless of the chosen path.

: Some players appreciate the unique "shared love" mechanic, noting it as a "welcoming" change because it removes the guilt of rejecting other heroines.