Give the egg the fire ball or the water ball to keep a cetain temperature.
Everyone wants to have an experience of taking care of a little life, now it is the time to make your dream come true. You can experience that in high or low temperatures. Day after day, on a clear day or snow day, you are going to protect a nascent egg. You can fully experience the difficulties of taking care of children and the great love of parents.
Come to save egg. Come to have fun.