Aspiring to turn over a new leaf, Na Sun-wook, a 'true Gen Z' who fears nothing, establishes the event company <99Z Company>! He recruits Park Kyung-ho, with his formidable Marine Corps aura, as a family member to form an invincible problem-solver duo! When this united duo receives an event request?! We'll promote it well, precisely, cleanly, and with style. Charge ~ to the customer!