There's a long pause before Anri melts the shadow-mask off her face.

"Flirting is when you think someone is pretty, so you say nice things to them so they'll like you. It's inappropriate for him to be flirting with either of us because the age difference in either direction is too large."

Another pause to remake the mask.

"Also Neechan doesn't want to give up on any version of Reira."