Merc Storia: Mukiryoku Shounen to Bin no Naka no Shoujo

メルクストーリア - 無気力少年と瓶の中の少女 -

The fantasy strategy role-playing game is set in a world where humans and monsters co-exist. In the main story, a boy apprentice "Yujutsushi", with the power to heal those who clash, embarks on a journey to restore the memories of his friend Merc, a girl trapped in a bottle. (Source: Anime News Network)