Zapple!

When Sebastien "Seb" Norcross investigates the disappearance of Lena Vega, a student at his high school, he discovers a strange update to Zapple!, the hottest trending social media platform, that lets him match with Lena and sucks him into a strange Velour Room where he discovers his ability to wield strange powers and visit worlds formed from the inner consciousness and reality of the people he matches with.​