[1] The cast members are assigned roles, split into teams, participate in mini games and use their detective skills to solve the cases.

[2][3] The show is produced by Jung Chul-min for broadcasting network tvN, who held a successful track record with other programs such as Sixth Sense and Running Man.

[4] The South Korean audience has voiced criticism regarding the show's lack of "freshness," suggesting it needs better game setups and editing.

It was noted that Yoo Jae-seok's position as a national MC might be at risk due to the show's struggles in viewership, but "considering his track record of improving other programs, he should be given the opportunity to enhance "Apartment 404.

It continues to garner attention, with over 20 million views on related content within three days of each episode airing.