Tensei Shitara Slime Datta Ken Novel

When a desperate robber's blade strikes down a heroic man protecting his coworker and her fiancé, he bleeds out on the pavement facing death. As darkness closes in, an otherworldly voice pierces through the void. In an ironic twist of fate—or perhaps a cosmic mockery—this supernatural presence grants him the extraordinary [Great Sage] unique skill, transforming his final regret into an impossible power. Is the universe playing a cruel joke on his soul?