I'm a Childhood Friend, and I Want to Remain a Supporting Character, but for Some Reason, I Became the Heroine's Love Interest

Yukitsuki Mashiro has been reincarnated into the world of a dating game. She decides to live an inconspicuous life as one of the heroines, "Amatsuki Suzuna," but after she helps "Hinase Riri" who is being harassed by a man in the downtown area, she becomes the target of love. What will become of Suzuna, who is surrounded by more and more heroines as everything she does goes wrong...?!