Lovelyz' Kei is the voice behind "A New Day" for the 'No Gain No Love' OST.

"A New Day" features funky guitar rhythms and a groovy bass line, enhancing its refreshing pop sound. The lyrics express the thrilling sentiment that "with you, new days will unfold anywhere."

The music video features a beautiful day at the beach with 'No Gain No Love' leads Son Hae Young (played by Shin Min Ah) and Kim Ji Wook (Kim Young Dae).

Watch Kei's "A New Day" MV above, and let us know what you think in the comments below.  

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