When My Wife's First Love Returned, I Stepped Aside

When Shen Su’s first love returned, he was already gravely ill. Everyone said I’d taken his place for long enough and ought to save him. I traded my life for his, gasping in agony. All I got in return was Shen Su saying, “You’re a cat demon. You have nine lives. Stop pretending to be dead.” But she didn’t know one thing. This kitty had only one life left.