P.O. will officially complete his mandatory service with the Marine Corps today on September 27 KST and will be discharged. He initially enlisted on March 28 of the previous year and served the country as part of the Marine Corps military band.

P.O. first stepped into the limelight as a member of the highly acclaimed musical group, Block B, in 2011. However, P.O's talents are not confined to music. The versatile artist has made a name for himself in the television industry as well, with appearances in popular dramas such as 'Hotel del Luna.' 

As his fans eagerly anticipate his return to the spotlight, it is a given fact that P.O's resilience and dedication will certainly drive him forward in his future endeavors.