My Villain Merman? I'm the Real Monster Here

Xiao Muxue wakes up inside her favorite novel—as the sadistic side character who tortured the merman villain into madness. Armed with a love-struck system meant to redeem him, she's supposed to save his soul with kindness. Instead? She hands him knives. When he craves darkness, she sharpens the blade. When he begs for love, another knife. When he seeks death, she considers turning his gorgeous face into decorative taxidermy for her bedroom. He was once the Merman Crown Prince, blessed with divine power and destined to become the Sea God—until betrayal crippled his cultivation, stole his spirit…