Tsukiuta. The Animation

Season 1, Episode 10: Blue Flame

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Aoi and Koi, as part of a variety show, have to wake-up ambush the members of Gravi and Procella. Even if it's part of work, Aoi, who is not used to doing such ambushes to his friends, and Koi, who's all for it. And so these two quietly sneak into the other members' rooms and give their feedback! Will they be able to succeed in their wake-up ambush? Will the veiled, secret private lives of these idols, whose fame has been on a steady rise, be revealed...!?