Shiniyaku wa Gomen na node Suki ni Sasete Moraimasu

"Give me a chance to make things right?"

Marquis's daughter Felicia realizes she has been reincarnated as a character in a romance novel - speciafically, a "deth role" who is destined to die. Determinated to avoid this fate, she decides to abandon her one-sided love for her fiancé and break off their engagement. But the moment she gives up, her previously indifferent childhood friend suddenly starts pursuing her with passionate intensity. His newfound earnestness begins to crack the walls around her heart. (ArtLapsa)

https://www.cmoa.jp/title/351725/