While going about your day, a gap (with multiple eyes inside) tied by two red ribbons opens up right in front of you, as a woman dressed in white and purple robes emerges with a parasol. She smiles at you.

"Hello. My name is Yukari Yakumo. I'm one of Gensokyo's sages, and I'm capable of creating boundaries between worlds. Pardon me if I startled you like this, I was bored."