Hitoyoshi, a high school kid who lives alone, hears a knock on his door. He opens it to find a girl offering to be his maid, but she has a dark past as an assassin. Despite this, Hitoyoshi takes her in, leading her to newfound emotions.
EPISODE 1
My Fateful Encounter with You.
A maid appears at the house of high school student Hitoyoshi Yokoya, asking to be hired; her background as a former assassin makes Hitoyoshi think twice.
EPISODE 2
You Want to Know.
Hitoyoshi is compelled to adopt a puppy that was left in front of his home; the maid has childhood trauma involving dogs.
EPISODE 3
You are Ms. Yuki.
Riko, Hitoyoshi's younger sister, pays him a visit to see the new puppy; she easily gets along with Yuki despite her being a former assassin.
EPISODE 4
You Won't Miss Out.
To experience a normal school life, Yuki enrolls at the same school as Hitoyoshi; seeing boys rush off, she finds out the school store sells a rare yakisoba bread; Yuki heads out the window, leaving Hitoyoshi to worry whether she'll fit in or not.
EPISODE 5
What You Want to Protect.
After the Nitta incident, Yuki decides to become Hitoyoshi's bodyguard, sticking to him 24/7; when she is distracted for a moment, a woman named Grace appears and takes Hitoyoshi hostage, seeking to kill Yuki for prestige and revealing her dark past.
EPISODE 6
You're Lonelier Than I Thought.
Finding enjoyment in teasing the former assassin, Grace returns as a gym teacher; after much harassment, she clues in Hitoyoshi of the changes occurring to Yuki.
Toshiki Kumagai
Reina Ueda
Eriko Matsui
Lynn
Konomi Inagaki
Deko Akao