True to their name, BTOB's sub-unit BTOB-BLUE are truly letting their vocals shine in a blue ballad titled "Stand By Me!"

 

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The song is a symphonic, soft rock ballad built on gentle piano and brass instruments, melting just as softly in your ears. The members implore ever so sincerely for that special someone to stay by their sides, beseeching that past lover to come back. 

Check it out for yourself above and let us know what you think of BTOB's sub-unit debut!