After reading a popular cell phone novel, Manami becomes obsessed with vampires. When she meets the new substitute teacher for her class who is very similar to the vampires in her novel, she obsesses with her as well. After going on a "date" with Shishido-sensei, she goes home with her but quickly finds that she has bitten off more than she can chew...

After being abandoned by first her father then her mother, Yuu has become a girl who refuses to get close to anyone. There is one girl, however, who won't leave Yuu alone. The energetic, popular Ayumu inexplicably can't resist approaching Yuu at every opportunity. Will Ayumu be able to break down the walls that Yuu has created around herself?

Yuu thought that love and romance were meaningless things... That is until she finds herself cross-dressing just to get a date with a cute girl. Can she keep up with her charade?

Two souls who are in love...But can they actually connect?

Ooishi has never had a crush on anyone, believing it was easier not to love. Until the moment she meets Mizuho, a self-proclaimed "Mermaid" who's love will never be returned.

A young girl from the countryside visits a rabbit cafe but instead of the usual cheery and family-friendly place that permits their customers to pet, handle and play with live rabbits, she finds herself in a gyp-joint?

Yuri doesn't have any friends because of her personality. One day, the famous Fujiwara talks to her, but Yuri thinks that she's nothing but a fake person. Shinobu, her childhood friend and only friend, writes a story for a doujinshi which Yuri would do the art. On the story, the main character resembles Fujiwara a lot, but with a twisted personality. On that same day, Yuri sees the real Fujiwara and, as she had suspected, that girl wasn't so lovely as she appeared.

The following short stories are also included in volume one:
- Koi Zome (First Love)
- Koi Zome, Sono Ato (First Love, After That)

Suzuki and Satou are classmates but barely interact due to their different personalities. One day Suzuki sees Satou getting picked up by an older woman and when noticed gets dragged along by her to Satou’s chagrin.

Chigusa is frustrated with her inability to protect her friend, Arisa.

This is the story of a writer and the feelings for her assistant that she always hides in her works.

A collection of stories:

• Gravity
Saya and Miharu have been "adding" to their friendship, but when does it become too much?

• Yuuyami Mekakurashi (Hidden in Dusk)
A girl looks through a window at how her neighbor girl makes out with other girls.

• Kimi no Ai (Your Love)
A girl worries that her girlfriend isn't really into her.

Sakurai asks Shibata to join the Mahjong club.

It begins with the titular "Knife-Edge Girl", a story about two friends with completely different approaches to life.

Also includes "Graffiti," in which two women who use the same desk at different times of the day communicate by drawing messages on the desk top. Kana begins to happily anticipate exchanging these message and finds herself wishing to know who this stranger is who shares her desk.

In "Torte Fromage" Miwa's boring OL life is suddenly thrown into a world of glamour and excitement when she meets the beautiful avant garde actress Nagae-san.

Impressed by a vase she saw in the hallway, Mokako decided to join the pottery club so she could meet the person who made it. There she meets the artist, Shuri, and she teaches Mokako pottery. It isn't long, however, before Mokako starts hearing rumors about Shuri and the things she's done with past members of the pottery club.

Tomo is alone and out on Christmas doing some last minute pancake shopping when she meets Kiyoi, an old acquaintance of her mother, and gets invited over. A sweet story about a disillusioned young woman and a lonely but cheerful girl on Christmas unfolds.

Tomo recently turned down a confession saying she already had a person she likes; news to her best friend Chiharu. Was it really just an excuse or is there someone after all?

N/A

A collection of oneshots.
• 777

• demande
About the worth of an object.

• Love Magnet / Koi-Onna
About the woman from "Multiplying Lights," "Infinite 20 Minutes," and ".925."

• the OL cafe

• Roulette
Two women find a way to pass the time while waiting to cross the street.

• Mio Post
The protagonist wants to find out more about a woman she sees on the train.

• Parfum
A woman distracts her lover.

• P. V.
About an indecisive woman.

• Mannequin
An artist who makes mannequins seems too closely attached to her work.

• Baby You
A woman considers whether to date her co-worker.

• To Meet
A sumptuous story of the relationship of two women. What is it “to meet”? What does “each other” mean?

• Topaze
Two women remember a certain dessert.

• Infinite 20 Minutes
A woman has a lover who comes very infrequently. When the woman finds out that the lover loves Marlboros, she stocks up on them in an attempt to make her lover visit more frequently.

• Multiplying Lights
A simple lighter sheds light on a relationship between two women.

• .925
A woman proposes to her lover, but?

• Up and Down
A college student gets to know her new neighbor.

• helter-skelter
A sequel to "Up and Down." The neighbors decide to go to a public bath.

Nana and Hitomi have been together for several months now. They kissed, they had sex, but their relationship is still a secret for everybody else. However things may be starting to change...

Note: This manga is a continuation of the oneshot under the same name--a continuing story of Hitomi and Nana. There are four oneshots featuring Hitomi and Nana that take place before this manga. See the Related Series links for more info.