Inugane decide contratar uma adolescente para dividir o palco com as Gokudols.

Títulos Alternativos: CN: 「超脱／重要的东西／父辈的教诲／超级新人／女子高中生／前辈晚辈」 | US: Nirvana / Something important / Parent’s teachings / Big Rookie / High school girl / Senpai and Kouhai | BR: Nirvana / Algo importante / Ensinamentos dos pais / Big Rookie / Colegial / Senpai e Kouhai | KR: 니르바나 | MX: Nirvana / Algo importante / Enseñanzas de los padres / Gran novato / Chica de secundaria / Senpai y Kouhai | JP: ニルヴァーナ／大切なもの／親の教え／大物ルーキー／女子高生／先輩後輩 | TH: ตอนที่ 7 | MAL: Back Street Girls: Gokudolls | ALT: Back Street Girls: Washira Idol Hajimemashita. | ALT: Gokudols | JA: Back Street Girls -ゴクドルズ | EN: Back Street Girls: Gokudols | MAL: Back Street Girls: GOKUDOLS