Aselia the Eternal: The Spirit of Eternity Sword

Summary pulled directly from Steam - Some text may only be applicable to Steam platform

Story

You are Takamine Yuuto, an orphan who lives only to care for his sister and ensure they make it through their ordinary everyday lives (with a little help from their friends). One day he is suddenly interrupted by a call from beyond this Earth - he has been summoned through a mystical portal to the distant land of Phantasmagoria!

With his sister Kaori held hostage, Yuuto must fight as an Etranger - a warrior of power - and take up the sword to fight alongside the beautiful female Spirits who protect the land from the evil that threatens to consume it. With these new comrades, a tale of desperate heroism, newfound purpose and tender romance unfolds...

Features

Gain allies with 21 playable characters.
Conquer 38 towns across 23 different tactical missions.
Experience nine unique endings based on your gameplay choices.
Unlock hundreds of skill upgrades.
Uncover secret items and 'easter eggs'.
Challenge yourself with three levels of difficulty.
Over 50 hours of RPG gameplay.