Saryu, nicknamed the "Winter Bear of Tidoros" for his manly personality, manly physique, and the strength with which he can crush his enemies, suddenly receives an engagement from a neighboring country's young lady, Shitoen, whose engagement was broken off! It starts with a kiss on the forehead, and he's nervous around women he's not used to.His heart pounds when she smiles at him, and he gets flustered when he catches a glimpse of her chest.As he indulges in his wicked fantasies, Saryu's sanity is on the verge of collapse!? A slapstick romantic comedy set in another world begins with a loud inner voice!