Matsuda Satoshi, 16 years old. She pretends to be an ordinary high school girl, but she is a serious dollar otaku! At a concert of her favourite idol group, LOVE LETTER, she meets a handsome guy who looks exactly like her favourite Yachin (Yatsugi), who is a love-leader. This handsome man is actually a classmate of the non-existent Satoshi..! A guesser is a classmate and a classmate is a guesser...? A heartwarming idyllic comedy about a handsome guy who looks just like your guess, who loves your guess, who chases after your guess, and who shouts his love to your guess!