Lee Suk Hoon is the voice behind "Story", the 5th OST for 'Radio Romance'.

SEE ALSO: Nature member Haru addresses the promotional video introducing her as a hostess at a Japanese adult establishment

The music video above features 'Radio Romance' stars Kim So Hyun and Highlight's Doojoon. "Story" is about their unlikely romance and the way their different paths have led to each other.

Check out Lee Suk Hoon's "Story" MV above!