Last human on earth 2

Kitta is alone, always terribly alone. She seems to have been wandering for an eternity, for decades, for centuries… She can no longer even remember where she comes from. Her origin, her parents, how she ended up alone. Everything feels abstract, distant, unreal. She continues her wandering through this ruined world, where she truly seems to be the last remaining human being … until the day she finds a strange orb ...