Devilman centers on Akira Fudo, a shy and timid teenager who went mountain climbing in the Himalayas with his father. During the expedition, both father and son are killed in a tragic accident. Akira's body is found and possessed by the demon soldier Devilman, who uses his new human form as a disguise to fulfill his mission of causing chaos on Earth to pave the way for a demonic invasion of the planet. Before his mission can begin in earnest, Devilman meets Akira's childhood friend Miki Makimura and quickly falls in love with her. Devilman resolves to protect Miki and humanity as a whole by battling against his fellow demons. Demon Tribe leader Zennon becomes greatly angered at Devilman's betrayal and is quick to send Devilman's former comrades to destroy him. The other demons soon learn that Miki is precious to Devilman, and he must now work to protect her, as well as protect himself. Will the power of love be able to overcome that of true evil?