”SEVENTEEN” has disappeared! ... Teaser of the 5th full album, the extraordinary concept

The group SEVENTEEN has raised expectations for their comeback by attempting a radical new concept.
On the 1st, SEVENTEEN announced their 5th full album "HAPPY
"BURSTDAY" concept teaser and photos, as well as the "New Escape" version of the film have been released.
In this version, we have included the image of them heading somewhere, as the words "escape" and "flee" imply.
"SEVENTEEN" was photographed on a dark street. The first teaser was in poster format. The members' faces were erased. The phrase "missing"
The caption reads, "There must be a special reason why they disappeared." The concept photos and film contain clues to the background of the disappearance. "SEVENTEEN" is said to have "prepared an explosion.
After receiving messages such as "Hey there" and "HAPPY BURSTDAY", he left the place. His cold charm drew attention. His way of hiding his traces made him look like a movie-like suspense actor.
The image captured the imagination of Carats (fandom name) both in Korea and abroad.
"BURSTDAY" is a combination of the words "birthday" and "burst".
The album title is based on the idea that the new "SEVENTEEN" will be born anew.
On the 25th, the day before, the BURST Stage will be held at Chamsugyo Bridge in Seoul.