Kill the Male Lead and Become an Immortal

I'll try to get this released for free. I'm really not good at writing this kind of story, so please bear with me. Luo Qingci is the daughter of a yao immortal, born with an immortal body, but unfortunately, she has no household registration. Her mother points her toward the clear path to immortality: help an immortal reclaim their rightful place. As it happens, an immortal lord has recently been reincarnated to undergo a tribulation. Luo Qingci goes to help, but accidentally gets him killed. Σ(゜ロ゜;) Luo Qingci counts it out on her fingers: nine lifetimes, and two have already ended within three years. She sharpens her knives. Better get the remaining seven lifetimes over with quickly, too. Immortal Lord: ... Before you read: 1. The male lead does not have Stockholm syndrome! This really is a romance; 2. The male lead has to die, but the plot is not angsty. Recommendations: Western Fantasy: I Worried Myself Sick for the Divine Court by Xi Liujing Why Should I Take Responsibility for Being Nice to Him? [Crossover] by Wu Yuchuan [ Crossover] Can't Stop Thinking of You by An Wanzhongyao The Evolution of a Sissy by Gegu Qiqing Chashugu