Park Ji Hoon has unveiled a mysterious new set of black and white teaser photos, setting the perfect, heart-racing mood for his upcoming 'My Collection' comeback.

For this set of concept images, Park Ji Hoon depicts an unreadable expression on his face, the mysterious aura accentuated by the black and white effect. Park Ji Hoon's upcoming 4th mini album 'My Collection' is a collection of songs dedicated to his beloved fans, a hand-picked medley of musical sounds that he wants to share only with his favorite people. The title track to Park Ji Hoon's 'My Collection' is "Gallery".

Meanwhile, Park Ji Hoon also plans on greeting his fans through his 1st online solo concert, 'Your Collection', coming up on August 28. The singer's 4th mini album release is set for this August 12 at 6 PM KST.