I Grow Stronger by Making My Wife Happy

Silver just wanted to grab a quick bite before heading back to work until he was shot dead.When he wakes up, he finds himself inside an apocalyptic novel… as the villain.A useless yet somehow talented one at that.Worse, he has a fiancée, a woman who sees him in the worst light ever possible thanks to the villain’s past actions.Now, to survive in a world overrun by beasts and chaos, Silver must do the impossible: win over the woman who hates him.Fortunately or unfortunately he gains a system.A st