When they entered their SEKAI, they ended up in a locker, instead of the corridor.

What do we do, it's not opening...

What!?

Is anyone theree??

Help us!!

Wah-!

T-Thank you, Shiho-cha...

Why are you looking at us like that!?

Hahhh...

Could you do that kinda stuff at home?

N-No! It was an accident...