Leader of the Quack-Quack Expedition. A 23-year-old male. He is in a virtual marriage with Hongcha, the leader of Dreamy. He has orange hair, blue eyes, and wears a duck hoodie. He calls Hongcha 'Noona' or 'Hongcha-nim'. He wears a couple ring with Hongcha.

Member of the Quack-Quack Expedition. A 22-year-old male. He is in a virtual marriage with Tako-akki. He has black hair, black eyes, and wears sunglasses on top of his head. Lately, for reasons unknown, he is losing interest in Tako. He gets angry at trivial things, and conflicts have become frequent. He has a couple ring with Tako, but he doesn't wear it much these days.

Member of the Quack-Quack Expedition. A 19-year-old female. She is in a virtual marriage with Lee Ping-gu. She has sky-blue hair, blue eyes, and wears a navy cat beanie. Lately, for reasons unknown, she is losing interest in Ping-gu. She gets angry at trivial things, and conflicts have become frequent. She is called Tako for short. She got a couple ring with Lee Ping-gu, but she hasn't been wearing it lately. She is feeling more attracted to Somyeol than Lee Ping-gu (she is falling for Somyeol's charms).

Member of the Quack-Quack Expedition. A 19-year-old male. He is often shipped in a virtual marriage with Guest. He has black hair that covers his eyes. He wears a black beret with small black devil horns. He is close with Somyeol and Gomsung. He and Gomsung are senior and junior from the same high school.

Member of the Quack-Quack Expedition. A male in his early 20s. He has long white hair with a ribbon and purple eyes. Because of his long hair, he sometimes ties it in a ponytail. Since his character looks feminine, there are suspicions he might be female, but he explicitly stated he is male in a Q&A. He has a casanova-like talent for flirting with women. Because of this, female viewers falling for his charms is called 'Somyeol-ized'. He is close with Chester and Lee Ping-gu.

Member of the Quack-Quack Expedition. An 18-year-old female. She has a sky-blue short cut and sky-blue eyes. She wears sunglasses with light blue frames on her head. She was shipped in a virtual marriage with Somyeol, but they were both uncomfortable with it, so viewers stopped shipping them. She is a high school junior to Chester. She is close with Tako as they are the only girls.

Leader of the Dreamy crew. A 24-year-old female. She is in a virtual marriage with Quack, the leader of the Quack-Quack Expedition. She has long yellow hair and golden eyes. She wears a panda hairclip on the right and two green hairclips on the left. She calls Quack 'Quack-ah' or 'Quack-nim'. She sometimes gets embarrassed when Quack calls her 'Noona'. She wears a couple ring with Quack.