Histoire
Take a look at this—!! [Saving the World at the Gym!] The year is 20XX. With the invasion of monsters straight out of a B-movie, humanity opens its eyes to a new power! Among the heroes who ooze strength and power without having to work out is a "tiger" who guards the Stronger Gym... No, it’s not a tiger, it’s a man wearing a tiger-patterned t-shirt and pants! Today, he greets his gym babies with joy like any other day. "What? A gym baby?! Don't be scared. Come on in!" Come watch the main character and his Stronger Gym friends cultivate a healthy mind and a healthy body!
Synopsis via AniList (en anglais).
