Kim Chaeyeon, a member of the 24-member girl group 'TripleS,' has been announced to sing her first OST for the television series 'Armored Saurus: Season 2', only three weeks after joining the group.

Chaeyeon was announced as a member of Triple S on June 22, 2022. She formerly was a member of Busters and an actress and the MC of 'Talk! Talk! Boni, Hani". 

She starred in the first season of 'Armored Saurus' acting as 'Joo Hee,' and will be contributing her part to sing the OST for the second season. 

According to FlexM, on July 15, 2022, she will be releasing her first solo OST named 'We Are The One' for 'Armored Saurus' and will be released on online music sites on July 20. 

The OST is shared to be very meaningful, as it is Chaeyeon's first OST and solo release. It's also the first release for a member of Triple S.  The song and its lyrics depict the story between a pilot and a dinosaur.

'Armored Saurus: Season 2' is a Video FX animation that shows the story of communication and friendship through dinosaurs and the Diamor warriors. It airs every Thursday on SBS.