Cocona has just fulfilled her dream of becoming a kindergarten teacher. But one day, she suddenly finds herself transported to the demon world! The Demon Lord asks her to take care of his son, the prince. The prince is only 3 years old, but he is very selfish and does whatever he wants. So Cocona decides to start a kindergarten in the demon world. If the prince spends time with a variety of children, he should grow up to be a less spoiled child. The children she gathered are...... a werewolf girl, a dream demon, a vampire, and a skeleton! The little ones of the demon tribe can be cute, but they are not all that easy to deal with...? Their new teacher will struggle with this difficult task! A heartwarming fantasy about life in the demon world! (Source: Regina Books, translated)

Anthology of short stories based on the Digital Devil Saga: Avatar Tuner 2 video game.