She will be the heroine along with Sunggyu in Infinite's new music video.

On July 16th, according to various officials, child actress Kim Hyang Ki revealed to have stared in Infinite's "Back" music video and her role was said to be Sunggyu's little sister. Her distinctive facial expressions as well as her perfect team work with Sunggyu received much praise from the staffs on the shooting set.

Director Im Sung Kwan said Infinite's "Back" music video will be reminiscent of an action movie. It was said that the members went to an action school 2 weeks ago the filming in order to make it more realistic.

In addition, Infinite's "Be Back" repackage album will be available online and offline on July 22nd.