Astro is an actor-idol boy group under the same company as 5urprise and Hello Venus. It consist of 6 members with the eldest born on 1994 and the youngest on 2000.

Everyday, early in the morning, the messy browned haired, Rocky strums his red electric guitar to wake up the neighbourhood.  The oh-so-luxury life, Yoon Joohee snap as it's been 3 months since that guitar kid wake her up.