Boys' Love Novels Tyrant in a cage DARIA BUNKO

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Makoto, a super Bracon who goes to a vocational school, was strongly opposed to his important older brother because he was treated as a son of the former group leader.
Moreover, Mukushiro, who was once a young head, treated him as a child, and he was unconsciously opposed to it. In such a situation, Mukushiro and Makoto decided to go on a trip to Las Vegas that Makoto had won together for some reason!
Makoto gradually becomes aware of Mukushiro, who always stays with Makoto even though he is not satisfied.
But it seems that Mukushiro is secretly doing a dangerous job while traveling?