The OST, which is titled “Why Don’t You Know?”, features Yoseob’s voice opposite a piano line, until an acoustic guitar and drumkit join the mix, making it a simple, yet elegant OST.
Take a listen to “Why Don’t You Know?” below, and stick around moonROK for more updates on your favorite artists and idols.
Source: Cube Entertainment
Tags: B2ST Beast Doojoon OST Why Don't You Know? Yoseop