Quick Transmigration: I Became the Sickly Male Supporting Character's White Moonlight

[A possessive, lovesick heartthrob who knows how to flirt + love at first sight + sweet romance, one-on-one] To stay alive, Su Wanjing travels to one world after another, personally taking down scumbag men and women. But while she is dispatching them, the male leads refuse to let her leave. Her crazed master tells her, “From the first moment I saw you, you were mine. Stay with me until the end of time.” A young man with a gentle exterior and burning eyes tells her, “Now that you’re here, don’t leave.”