green haired female MC

please help me, i forgot the name of the seriesbut it's about a girl who got transported to a novel so she tries to befriend or romance the second male lead so she doesn't dioe by his hands, but to no surprise... SHE DID! she tried to do ti again but died again so she just gives up, moves to the ML and stuff, the the Second male lead gets obsessed with her. he's blonde btw. i can't find the novel coz i forgot the name but i think it also has a manhwa???