Ultraman Zero: You're 20,000 Years Too Early

[Original plot, no plagiarism] When his father disappeared, Sero thought it was just an accident. But I didn't expect that it was the beginning of all conspiracies! Everything that I once thought was accidental turned out to be... It turns out that it was all planned by others! Are you more calculating, or am I, Zero, invincible? Come with me to see Zero's own story.