Heize has revealed her concept photos for 'Happen'.

In the teasers, Heize looks towards the skies in an ethereal concept. 'Happen' is the singer-songwriter's upcoming seventh mini album, and it's set to drop on May 20 KST.

She previously revealed a few short poem-like lines about being born in the same world as a lover.

Check out Heize's teaser images below.