The title track, also titled "Janus", is the work of hit producing team Sweetune. The members have set aside the pastels and flowers to come back with a more manly and charismatic concept this time around to "show you a charisma that is different from other ordinary manly concepts through their stage."
Check out their comeback stage below, and let us know what you think of their transformation!
Boyfriend is back with "Janus" on 'M! Countdown'