A Magnificent Secret Agent with a Rose in her Hand

A Magnificent Secret Agent with a Rose in her Hand is the first episode of series.

Story
Najica Hiiragi wraps up target practice and is summoned to her next mission with a single rose. There, she infiltrates a mansion to rescue a girl from Madame. Back at the city, Najica is a renowned perfumer at the CRI. She is summoned again by her boss and is hinted that she will have a new partner. At home, she discovers the girl that she rescued is in her room.