LIGHTSUM will be back soon with their 1st mini-album, 'Into The Light'.

On May 20 at midnight KST, the girl group finally dropped the first music video teaser for their comeback title track "Alive". As previously announced, their 1st mini-album is packed with 5 new songs including the title track "Alive", "i", "Good News", "Q", and "Bye Bye Love". 

Meanwhile, LIGHTSUM's 'Into The Light' is set to release on May 24 at 6 PM KST.