Thirty million years ago, darkness plunged the world into fear and despair. But the Giant of Light sealed that darkness away with his own hands in a distant corner of the universe. After exhausting his strength, the Giant of Light fell into a deep sleep on the red planet. Time passed.
That's the synopsis of the Ultraman Trigger TV series, copied from somewhere. Here's the real synopsis.
"Ultraman Suit + Trigger setting + non-canon plot with some changes and original storylines + Carmine fan + Akito fan + pure romance + classic hot-blooded heroics (just tell me, is there a king or not?) + crossover (tentative)"