Prostastis - The Lost Sun.

Prostastis is a post-apocalyptic tale set in a remote oceanic village, following the bond between Eli, a boy with untapped powers, and Prostastis, a damaged yet protective robot. As they face an escalating threat from a droid army and a powerful enemy with personal ties to Eli, the story delves into themes of protection, redemption, and the cost of embracing one's destiny.