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Hentai LightUp

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About Hentai LightUp

Hentai LightUp is a Lights Out puzzle game. You solve each puzzle by clicking a block, which turns its light on along with the lights of the blocks directly above, below, to the left and to the right.

Puzzle controls

The game includes keyboard shortcuts to finish a puzzle, turn the background image white so you can continue playing, or move to the next level.

Frequently asked questions

Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.

Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.

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