In this movie, people connect to other people, although it seems like a digital world. People inject themselves with nanites that allow others to completely control them, and connect to a virtual reality system that also lets them experience everything the other person's body experiences. The pink-haired girl you're probably thinking of is Angie Tillman: Although her hair is only pink there because of the lighting other times it's blue , and you usually see her with orange hair:
The author, Jes Baker. Let's just get this out of the way right off the bat. You wont believe this Not one was exempt. Even my super fabulous professional model, Katie, who is six foot tall, had rolls.