Seohyun and Kyuhyun have been 10 yrs bestfriend eventhough kyuhyun is now living in japan to continue his career being an celebrity he can't forget to call or send a email to Seohyun in Seoul. but When Kyuhyun do this ,she's not satisfied because the only person he's talking about in his email and call is his ex-girlfriend Taeyeon who is now Le