- When warm, place them in the water bath, and when the heat cools, remove them from the water bath. Exit in a timely manner.

- Body temperature display has four levels: blue -> green -> yellow -> red

- When it turns yellow, put it in the water bath, and when it turns green, take it out of the water bath, you get a high score!

- Bonus points if the same colors are connected and moved at the same time.

- The item "Loyly" raises the temperature of the sauna room for a certain period of time and automatically sends those who are yellow or above to the water bath.
　The item "Ice" lowers the temperature of the water bath for a certain period of time and automatically sends people below green to leave.

- Be careful not to "overheat" or "overcool"! Three mistakes and it's game over!

This is a very simple puzzle game.