The Butcher Empress Went Soft: My Critical Strike Returns Tamed Her Heart

He transmigrated into a fantasy world only to find himself betrothed to the most terrifying woman alive—the Butcher Empress, a heaven-cleaving tyrant who's wiped out dozens of sects without batting an eye. Bound to her by fate and a mysterious system that returns any strike tenfold, he braces for certain death. But when her ruthless blows trigger his ability, something unexpected happens: each returned strike doesn't break her—it melts her icy heart, transforming the bloodthirsty empress into an inexplicably gentle companion. Can a man survive being married to a reformed apocalypse?