Jun Saotome is an ordinary, unremarkable office worker with nothing particularly special about him. But he does have one passion: weight training. Believing that “muscles never betray you,” he spends his days tirelessly working out — until one day, he’s suddenly approached by the charismatic gym owner, Shikou Ichimonji, who tells him, “I just can’t ignore those muscles of yours! Could this be the beginning of love? And who exactly is Noda Crystal, the mysterious bar owner who watches everything with a knowing smile…?