After Becoming a Demoness, I Keep Myself Alive by Cuddling My Ascetic Senior Sister

Hu Li transmigrates into a book as a demoness in the cultivation world. She must absorb vital essence to survive, but she doesn't want to hurt anyone and only wants to laze around. Who would have thought that her cool and aloof senior sister, Luo Qinghan, not only wouldn't reject her, but would offer herself willingly? And so, a demoness who just wants to laze around and a high-and-mighty, chaste senior sister begin a sweet, affectionate daily life in the cultivation world.