O ΚΟΣΜΟΣ ΤΟΥ ΙΑΠΩΝΙΚΟΥ ANIME!

Teenage girl Ruka has been unable to adapt to her surroundings. She meets Umi swimming with fishes inside a large fish tank at the aquarium where her father works, and also meets Umi's older brother Sora. As the three children’s relationship grows, strange phenomena are frequently occurring on Earth.

Nishi is a 20-year-old NEET from Osaka with dreams of becoming a manga artist. One day, he runs into his childhood crush and begins to reminisce about what could have been, but his sad life is cut tragically short when he is killed by a yakuza loan shark. Instead of moving on to the great beyond, Nishi’s death gives him a fresh perspective and a new lease on life.

Middle school student Kai ends up in a declining fishing town as a result of his parents' divorce. Feeling depressed, he is one day invited by a classmate to join their music band. Kai reluctantly goes to the practice site on Mermaid Island where he meets Lu, a young mermaid.

The story is set in the near future where androids are considered home appliances. High school student Rikuo discovers some odd behavioral data in his family's household android Sammy and is lead to a cafe named "Time of Eve."