Plain, timid and obsessed with jellyfish, Tsukimi is a far cry from her idea of a princess. Her tepid life as a jobless illustrator comes complete with roommates who harbor diehard hobbies that solidify their status as hopeless social rejects. These wallflowers run a tight, nun-like ship, but their no-men-allowed-not-no-one-not-no-how bubble is unwittingly burst after Tsukimi brings home a rescued sea jelly and a beauty queen... who's actually a guy. When the threat of losing their cozy convent inspires this glamour boy to turn the neurotic entourage into a portrait of success, will Tsukimi take her chance to bloom, or will she end up a hot mess?

With the help of an online community, a nerdy and socially awkward man gathers the courage to start dating an attractive lady he met on a train.

Junko Sakuraba dreams of working in New York, but she currently works as an English conversation teacher. She's about to have her 29th birthday. Junko Sakuraba works hard to achieve her dream, but New York seem far away. She has also not dated in a long time. Junko Sakuraba attends a funeral held at a temple. During the funeral, she makes a mistake and throws ashes onto a monk chanting a sutra. She feels apologetic and embarrassment. Later, Junko Sakuraba's family deceives her into going on a blind date. The man she meets on the blind date is Takane Hoshikawa. Her date is the monk whom she accidentally threw ashes on.

Mariko Goto is 29-years-old and dreams of marrying her ideal man by the age of 30. She finds her ideal man in Mitsuo Tomizawa. He works as a section chief at the same company where Mariko Goto works. Mitsuo Tomizawa is smart, handsome, and tall. He also does his job well. He seems like a perfect man, but he has a secret. His secret is that he loves his doll Michuko.

Yukiko Makabe works at the #3 Special Investigation Team of the Metropolitan Police Department. She has excellent negotiation skills. Yukiko then attempts to negotiate with a hijacker on a bus, but something unexpected happens and her mission fails. Yukiko takes full responsibility and takes a transfer to a special interrogation team "Kintori". Her boss is Katsutoshi Kajiyama and Yukiko has had a difficult working relationship with him in the past. Her other coworkers include Susumu Hishimoto, Zenjiro Nakata and Haruo Koishikawa.