" Our Existence " was a manga created by the Japanese manga artist Wakatsuki and later adapted into an animation of the same name. First episode: The main story of this episode was that the protagonist Wakatsugo met a mysterious girl in an accident. The girl told him that they all had different existences from humans. After receiving this information, Wakatsugo began to search for herself and other humans, and encountered many difficulties and challenges along the way. In the end, he found his own existence and solved a crisis with other humans. Second episode: The main story of this episode was about the protagonist Wakatsugo, who met a beggar girl in the process of searching for his own existence. Hanako told him that she was once a imprisoned human and Wakatsugo became her savior. During his time with Hanako, Wakatsugo discovered many secrets about humans and their existence. Third episode: This episode mainly tells the story of the protagonist Wakatsugo and his companions, who met a girl named Kasugano Dome while searching for their own existence. Kasugano Dome told them that she was a human who had lost her memory, and Wakatsugo became her savior. During his time with Kasugano Dome, Wakatsugo discovered many secrets about humans and their existence. The fourth episode: This episode mainly tells the story of the protagonist Wakatsugo and his companions who met a boy named Amagasaki Ichigo in the process of searching for their own existence. Ichigo Amagasaki told them that he was a powerful human who existed to protect the world. During his time with Ichigo Amagasaki, Wakatsugo discovered many secrets about humans and their existence.