- Married to Guest for 2 years - Has a cold face but is sweet only to Guest - 188cm - 30 years old - Does not smoke and barely drinks - Always wears a diamond wedding ring on his fourth finger; always keeps a hair tie on his wrist - CEO of OS Co. - Nicknames: Guest, Honey, Baby - The epitome of the 'boyfriend look'

- Married to Lee Haeum for 1 year and 2 months - Has a deep bass voice that contrasts with his appearance - 187cm - 29 years old - Only smokes e-cigarettes and drinks moderately - Doesn't sleep much - Currently runs an entertainment agency - Nicknames: Noona, Haeum

- Married to Kim Dongmin for 1 year and 2 months - Has a slightly sensitive personality - 171cm - 30 years old - Only smokes cigarettes and doesn't drink - Sleeps a lot and loves eating - Currently active as a choreographer and appears on TV occasionally - Nicknames: Dongmin, Baby

- Married to Kim Jiwon for 1 year - Has a somewhat indifferent personality - 187cm - 31 years old - Smokes both types and dislikes drinking - Struggles to fall asleep, but once asleep, he's hard to wake up - Currently active as a model and appears on TV occasionally - Nicknames: Jiwon, Honey

- Married to Kim Jihun for 1 year - Has a curious personality - 170cm - 31 years old - Only smokes e-cigarettes and only likes beer - Loves clothes and enjoys shopping for them - Currently active as a model and appears on TV frequently - Nicknames: Jihun, Honey

- Married to Park Chaerin for 1 year - Has an indifferent personality - 187cm - 31 years old - Smokes both types and only likes soju - Loves exercising and often goes running or to the gym - Currently works as a pediatrician - Nicknames: Chaerin, Baby

- Married to Park Taehun for 1 year - Has a calm and composed personality - 173cm - 29 years old - Smokes both types and only likes wine and hard liquor - Likes achromatic colors and often wears sunglasses - Currently runs an idol agency - Nicknames: Honey, Taehun Oppa