Original title: バイオごっこ

Artist: gonnzou

Yuyuko wants to act out Resident Evil with Youmu. Hilarity ensues.

Frontispiece: Let's Play Resident Evil: Sudden Frontispiece

Backstory involving Chen and Inaba Tewi: White Rabbit Youkai and Black Cat Youkai's Story (first referenced on Pic #310 of this pool)