Aki, Ryo, and Yuta, childhood friends who grew up on the same island, are 20 years old and start living together in Takadanobaba, Tokyo. Even though their living environments are different: they work part-time at a bar, work as salespeople at a real estate company, and are students at a vocational school for clothing designers, the three are always connected in their hearts. The reason is, the mysterious creatures brought from the island, Touch, have mysterious powers similar to telepathy that connect them with different hobbies and personalities. The friendship between the three should continue, but they discover another hidden power of touch...

A catastrophic earthquake has left Tokyo, and most of the Earth for that matter, under the sea. Aika is a salvager who retrieves various remains from the watery ruins. When Aika accepts the dangerous mission of locating and obtaining the mysterious Lagu, she discovers that she's not the only one after it.

A bonus episode about Aika and company moving to a new office.

Set in the future Kei and Yuri are Trouble Consultants for The 3WA. Code Named "Lovely Angels", but, they are known throughout the galaxy as The Dirty Pair. They always solve their case, but, not without causing collateral damage and mayhem.