Merc Storia: The Apathetic Boy and the Girl in a Bottle
Merc Storia -無気力少年と瓶の中の少女- (original)
Merc Storia takes places in a world where humans and monsters coexist. The protagonist, Yuu, is a healer apprentice and possesses the ability to tame monsters. In a quest to regain the memories of Merc, a girl confined in a bottle, the pair embarks on a journey.
Starring Mutsumi Tamura, Natsuki Hanae, Inori Minase, Yumiri Hanamori, Cho
It's a animation and action & adventure show, and has a rating of 6.1 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from United States.