Ep. 2: A mysterious figure taps on the window at night while the big sister is away
Aired on July 17, 2021

2
The narrative poses a hypothetical scenario regarding the absence of a protagonist's older sister. During the evening, an unexplained tapping sound is heard coming from the window. This sudden noise prompts a reaction of surprise and fear, leading to a question about the identity of the unknown visitor. The situation creates a sense of suspense and curiosity regarding who is outside the residence while the sibling is not present to investigate the disturbance.
Episodes
- Ep. 1 · Exploring the Chuunibyou Nature of a Classmate at ELF Academy
- Ep. 2 · A mysterious figure taps on the window at night while the big sister is away
- Ep. 3 · What If Your Big Sister Is a Magical Girl?
- Ep. 4 · Exploring the hypothetical scenario of a queen being stolen by someone
- Ep. 5 · A martial master requests directions and offers orthodox acupuncture treatment in return
- Ep. 6 · Inquiry regarding the hypothetical appearance of a giant robot within the school setting