Every girl is a mystery when you're a 16-year-old boy, but Mikoto Urabe is in another league. She carries scissors hidden in her panties. She sleeps on her desk every day. She seems to have no friends whatsoever. But none of that can compare to what happens when Tsubaki Akira decides on a whim to taste a drop of her drool while Urabe sleeps. From that moment onward, things between Urabe and Akira are never the same, and the mysterious girl slowly becomes Akira's mysterious girlfriend. Along with their friends Ueno Kouhei and Oka Ayuko, Akira and Urabe try and navigate the minefield of high school first romance and all the strange things that happen along the way.

Light showers accompany falling cherry blossoms as they flood the view of another April morning, marking the start of a new school year for students Homi Moegi, Ren Aikawa, and Yua Nakabeni. Discovering that they all share the same class, the three playfully reunite as the new semester begins. Starting another important time of their lives, the girls deepen their friendship through laughter, happiness, sadness, and all other struggles that come their way—all the while wearing dazzling, silky nylon tights. [Written by MAL Rewrite]

In the lead-up to a photoshoot in which Yua Nakabeni and Ren Aikawa have been invited to model for an illustrator, the two girls are feeling anxious. To help them out, their friend and fellow classmate Homi Moegi decides to run a practice shoot in hopes of easing their nerves. Yua and Ren repeatedly tense up during shots on their own, so Homi asks them to pair up for some couple shots, hoping that they will relax in each other's company. What begins as a series of cute poses soon turns into an alluring collage of legs encased in black stockings layered over one another.

Following an automobile accident that claims the life of his parents, Teppei Arima is taken in by his grandfather and introduced to the world of the rich and the elite. Compared to his humble upbringing, Isshin Arima's lavish lifestyle surprises and stuns the young teenager. In return for the gracious hospitality, Teppei is expected to continue the family business by replacing his grandfather as the head of Arima Financial Combine, and to prepare him for these responsibilities, he is enrolled into an esteemed high school. Along with his recently acquired celebrity status and affluence, Teppei is informed of an arranged marriage with the equally prosperous Sylvia van Hossen, thus, beginning the thrilling escapades of his new life! [Written by MAL Rewrite]