I Only Want to Stay Alive, but They Keep Chasing After Me

(The matriarchal world begins in the first arc) Jiang Li has a terminal illness and, in his despair, becomes bound to a System. By traveling through various worlds and winning over their chosen women, he earns emotional points to treat his illness. But after Jiang Li uses them and walks away like a heartless playboy, all of those chosen women come after him with knives (not really)! Jiang Li, between the two of us, who will you choose?