In the great city of Metropolis, severe community structures and prejudice dominate a world where humans and robots live together. Unrest and violence increase with each new day. Searching for the scientist Dr. Laughton, suspected to violate human rights by trading organs, the Japanese detective Shunsaku Ban and his nephew Kenichi arrive at Metropolis. In the scientist's laboratory, Kenichi discovers a girl without any memory of her past life. He decides to help her, so they run away together. His uncle follows him and penetrates the dark secrets of the city to find Duke Red, the man ruling from the shadows. Meanwhile, Kenichi desperately tries to protect the mysterious girl from the people hunting her. However, Duke Red and his adoptive son have their own deep reasons for chasing the girl. These reasons are connected to her true identity and the struggle for the domination of Metropolis...

Dwelling in the small outskirts of a peaceful town, Lawrence works as a local pastor for the townsfolk. When in need, he is responsible for guiding people to the church to visit the "Saint"—a symbol of good morals who heeds each parishioner's struggles and grants them sincere advice. Cecilia, a kind young girl, is tasked to fulfill this role; however, this tiresome job quickly exhausts her. That, paired with her hidden somnolent nature, often causes her to laze around the church. This leaves Lawrence to care for the church all by himself. While Cecilia sleeps in anticipation for her next visitor, Lawrence caters to her needs alongside performing the church's numerous responsibilities. Slowly but surely, they begin to form a comfortable and trusting friendship with one another. Lawrence accepting Cecilia's lax nature elates her while she grows accustomed to Lawrence's overly-doting nature. However, as the adoring and absent-minded saint's feelings for the dense and overly protective pastor progress past friendship, how will he respond?

Five elementary school children are spending their summer break camping at a remote mountain village. While on a hunt for their missing rabbit, Pyon-kichi, they find an injured dog in a field with crop circles. After nursing the dog back to health, they are shocked when he suddenly speaks and introduces himself as Pochi Rickman—an alien researcher who has been on Earth researching its plant life. As thanks for saving his life, Pochi offers to take the children to the moon on a sightseeing trip. When they arrive, the group quickly discovers that the moon hides a vast alien metropolis which they begin to gleefully explore. Unfortunately, after hearing that Pochi was severely injured on his mission, the government of the moon issues a travel sanction on Earth, preventing the children from returning home. Left with no other choice, the group journeys around the galaxy in search of a way to safely return to Earth. Amidst their adventure, they are pursued by aliens affiliated with "The Space Show," the universe's most-watched production shrouded in mystery.

Three months have passed since the Demon King was defeated by a hero. Mankind rejoices over their victory, but dwellers of the demon world do not share the same sentiment. With the loss of their king, they must now hold a tournament to decide who will become his successor. Monitoring the competition is the hot-headed yet powerful Vamirio—one of the Four Heavenly Kings. Among all the participants, she is extremely distrustful of one: Helck, a human hero who claims to hate humanity. As much as she wants to get rid of him, it is impossible due to Helck's incredible strength and popularity. Amidst the competition, Vamirio discovers that humans have vanished from various towns. As a result of this puzzling turn of events, Vamirio grows desperate to reveal Helck's true intentions by carefully crafting a plan to make Helck lose. If she proves to be successful, she might uncover where his loyalty truly lies before the demon world is endangered.