I'll Make a Habit of it - Season 1 Episode 21 The Arrival! Doppelganger, am I Nagisa?
8.0048 minutes
Nakatake meets Kozue, who he thinks IS Nagisa for a moment. Later, Nagisa collapses on set, needing time to recover. Nakatake gets Kozue to fill in while Nagisa recovers, but during that time, Kozue falls in love with being a Super Idol.