A mathematic equation is developed that has the ability to solve the issues in human's lives, but those who can use the equation to help others must first learn to deal with their own lives.

Several human beings contemplate the case of a boy handed over to aliens.

While trying to track down her missing daughter, a mother confronts the trauma of the violence that she faced at their separation.

Curious about the archived contents stowed away in her house, a girl tries to figure out the magical, mysterious backstory behind a cemetery.

A girl ponders the rightness of her ancestors' decision to stop the government from taking their land—by destroying their land.

After joining the cause of the angels, a girl with a penchant for languages discovers the horrifying truth about their project on earth.