The Child of the Sun! RX
S1E1
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"Back in Black... RX"
Following the fall of Gorgom, Kotaro Minami tries to live a normal life with the Sahara family. However, this brief moment of peace is soon shattered by the arrival of the Crisis Empire, an evil alien menace that aims to eradicate humanity and claim dominion over Earth. After refusing to aid them in their nefarious goals, Kotaro is thrown hurtling back towards the planet with his transformation belt shattered. However, when he awakens, Kotaro discovers that the sun’s rays have blessed him with new power, the power of Kamen Rider Black RX!