BASIC RULES:
Tap any cell on the screen to place a light bulb in it. Light beams from the light bulb spread out in four directions and illuminate all cells in each direction.
Each stage is completed when all cells are illuminated AND the following 2 rules are both satisfied:
[Rule One] No light bulbs can be placed in the path of light beams from the other light bulbs.
[Rule Two] The numbered blocks show the number of light bulbs you are going to place in the adjacent cells.

It is a very simple but arcane puzzle game. Let's start playing now!

FEATURES:
• Easy operation.
• Over 200 stages in 8 puzzle packs.
• Varied new stages will be added frequently.
• Cool graphics & sounds
• Support for Google Play Games Ranking: Let's play and compete with your friends!

ABOUT ADS & ADD-ON:
• Ads are included in the free app (Ads can be removed by purchasing an add-on).
• Although over 80 free stages are included in the app, more stages can be played by purchasing additional puzzle packs.

PRIVACY POLICY:
This app includes;
- advertisement
- add-ons (In-App Purchases)
- a function to post on the SNSs
* No automatic post without operation.
- links to Keaton.com apps and the official site
- score data collection for displaying rankings
* By signing in the Google Play Games, play data such as the score will be automatically sent to the server and your account name and score will be shown on the leaderboard.

NEW STAGES COMING SOON! STAY TUNED FOR FUTURE UPDATES!!!