Kouki Kokoro, who says to call her Shii, suddenly drops in on the DIY club and asks if she can join. Everyone except Kurei happily accepts her. When Shii says she’ll be helpful because she’s stronger than anyone there, Kurei challenges her to prove it.
we'll start drawing up a proper 
plan for the secret hideout.
.سنبدأ رسم تصميم مناسب للمخبأ السّرّيّ
empezamos a hacer los planos
para nuestro escondite secreto.
empezamos a delinear los planos
para nuestro escondite secreto.
inizieremo a studiare un progetto
per costruire il nascondiglio segreto.
vamos traçar um plano adequado
para o esconderijo secreto.