Tōko Muranushi is married and they have a lovely daughter. She doesn't have any major problems in her life. One day, Tōko meets her former lover, Akihiko Kurata, at a friend's wedding. They haven't seen each other in ten years. Tōko indulges in a sexual relationship with Kurata.
When Sosuke, a young boy who lives on a clifftop overlooking the sea, rescues a stranded goldfish named Ponyo, he discovers more than he bargained for. Ponyo is a curious, energetic young creature who yearns to be human, but even as she causes chaos around the house, her father, a powerful sorcerer, schemes to return Ponyo to the sea.
A young girl, Chihiro, becomes trapped in a strange new world of spirits. When her parents undergo a mysterious transformation, she must call upon the courage she never knew she had to free her family.
Ashitaka, a prince of the disappearing Emishi people, is cursed by a demonized boar god and must journey to the west to find a cure. Along the way, he encounters San, a young human woman fighting to protect the forest, and Lady Eboshi, who is trying to destroy it. Ashitaka must find a way to bring balance to this conflict.