A hardcore adult game enthusiast finds himself as Yujin Calliope, the protagonist of “Academy’s Trainer”. Armed with knowledge from his first playthrough, he must navigate death events and train the heroines, all virg*ns except married women. But when Lucia, the heroine from his first run, remembers his previous “training”, new challenges arise. Can Yujin use his gaming expertise and unique abilities to conquer the game and achieve a happy ending in this unpredictable reality-turned-game world?