Ka Kaneousha ga Game Sekai wo Seihasuru
Buying My Way to the Top·課金王者がゲーム世界を制覇する
A man who was once a wealthy heir had spent his final moments wishing to conquer a game, which he successfully did. Upon regaining consciousness, he discovers he has been transported into the game itself. There, he is promised compensation in the form of the money he had previously spent on it.