For TaeKai OTP! You should go click this before you got lost in track! Im so damn effin loving Kai's rap with Tae's voice, and If im not mistaken the song was written by Jonghyun? Anyway! Enjoy! ^_^

Support Taemin and EXO's new show later! 

https://www.youtube.com/watch?v=zW_zOq9-kJM