Ultraman Trigger: New Generation Tiga

The Wings of That Day (1x9)

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It's Yuna's 18th birthday! But there's no time to celebrate, as the Petrification Evil Monster Gargorgon is resurrected from the depths of antiquity. As the monster closes in, a mysterious yellow fighter jet appears. And at long last, President Shizuma's past, and the hidden secret behind Yuna's birth are finally revealed!