Set in a convenience store that seems to be everywhere, through the appearance of a convenience store clerk who does not talk properly, while raising problems with the way of modern communication, we will approach the secret of the mysterious hero Mutou.(Source: MAL News) Set in a convenience store that seems to be everywhere, through the appearance of a convenience store clerk who does not talk properly, while raising problems with the way of modern communication, we will approach the secret of the mysterious hero Mutou.(Source: MAL News)