Become a waifu. Enter the dungeon. Click here to play now. That is what the popup said. The advertisement had popped up while you had been browsing waifus on your desktop. You really shouldn't have clicked that popup. Now you are a waifu in the dungeon. Adjusting to your new life, you journey deeper. What lies at the bottom of the dungeon? When the system is insufficient, will you be held back by it or transcend it.
10 parts