They will encounter the Karen later, you may choose when the LoV encounters the Karen, and the LoV are in a grocery store

Shigaraki: Okay, everyone remember?

Twice: I forgot already

Dabi & Shigaraki: ....

Shigaraki: Bread, Popcorn, Water Bottles since Spinner chooses not to drink from the fridge and only likes bottled water-

Toga: For some odd reason

Shigaraki: ....

Toga: Continue..

Shigaraki: Milk, Lemonade, more note pads for Mr. Compress, and a new computer for Kurogiri since someone ate the last computer..

Dabi: Oh I wonder who..

Twice: I was hungry!

Toga: You could've gotten a snack

Shigaraki: And you may get a snack of your choice