Eureka Seven: Good Night, Sleep Tight, Young Lovers is an anime film that premiered in spring 2009, produced by Kinema Citrus.

About the production: the story comes from an original script, the film runs about 115 minutes and its current status is "finished".

Its main genres are adventure, mecha, romance and sci-fi, with themes such as Super Robot, Military, Aliens and Male Protagonist.

On AniList, Eureka Seven: Good Night, Sleep Tight, Young Lovers has an average score of 67%, a good score, and appears on 9,280 users' lists.

Renton, son of scientists, and Eureka, a girl who can't live under the sun, are raised together when very young and become very attached to each other. One day, Eureka is taken away. Powerless at the time, Renton vows to rescue her. He enters the military and is soon is assigned to the Independent Youths Unit 303 of the First Mobile Forces thanks to his exceptional performance alongside his Nirvash, a bio-mechanical armor/control system. Unknown to Renton, lies a plot to extinguish the alien invasion that is currently happening involving not only him, but Eureka too. (Source: Anime News Network)

Official synopsis from AniList.