Young Kengo Manaka lives on Mars. As he lives out his peaceful, day-to-day life, the monster Golba suddenly appears, throwing the town into chaos! Meanwhile, Kengo has a fateful meeting with a giant stone statue sleeping deep beneath the ground on Mars. When Kengo becomes one with an Ultra-Ancient light, his destiny is forcefully thrown into motion!

在『奥特银河格斗：命运的冲突』中实现华丽出道，神秘的奥特英雄「雷古洛思奥特曼」。
他的过去终于被揭开了。
新角色「幻兽斗士」们和「雷古洛思奥特曼」的关系如何？
请一定期待今后的展开

Set two years after the events of Ultraman Trigger, an ultra-ancient threat re-emerges, leading to the return of Ultraman Trigger and Ultraman Zett to save the day, but all is not as it seems.

Sana Haitani (Kasumi Yamaya) is a member of an idol group. She's following the dreams of her now deceased older sister who always wanted to become a top idol. Unfortunately, Sana's idol group is disbanded. She is then kidnapped and taken to an uninhabited island. What awaits for her is a card battle. If she wins in the card battle against other kidnapped idol girls, she can become a top idol. But, if Sana loses ... she will die.

为了将家人从高利贷地狱中解救出来，少女高野兰子（古畑星夏 饰）自愿参加了人狼游戏。游戏规定，参赛者中有两个人狼混入，其他均为村民。每晚8点时，所有参赛者投票选出他们认为的人狼，得票最多者即遭到处死。深夜0点~2点期间，人狼展开行动，可以杀害一名他选中的村民。有所不同的是，这次的参赛者似乎都是以往游戏中的胜出者。而此次游戏更追加了“丘比特”和“恋人”两个角色设定。兰子偏偏得到了“人狼”和“恋人”的角色，她全力以赴朝着终极目标前进……