Kamen Rider Black Sun (2022)

S1E1 Episode 1

Two boys have sacred stones embedded within them, leading to a world split into factions. Some seek to eradicate the "kaijin," while others aspire to live alongside them. Amidst this turmoil, Kotaro Minami leads a reclusive life. Enter Aoi Izumi, a passionate young activist determined to bridge the divide. When their paths cross, the stagnant flow of time begins to shift, igniting hope for a new future.