A mysterious radioactive fog settles over Tokyo. An even more mysterious alien arrives to clean it up. But can this good samaritan really be trusted? And what is his connection to the evil doppelganger of Ultraman that's terrorizing the city?
“凶悪宇宙人ザラブ星人登場”
ウルトラマンが悪者に？ ウルトラマン対ウルトラマンが見れる。
Um alien resolve dominar a Terra fingindo ser amigo dos terráqueos e disfarçando-se de Ultraman afim de desacreditar o herói. O primeiro confronto entre um ultra e um clone maligno seu.
