A New York Times Bestseller
Amazon Best Book of the Month: Teen & Young Adult' September 2013

Cath is a Simon Snow fan. Okay' the whole world is a Simon Snow fan' but for Cath' being a fan is her life -- and she's really good at it. She and her twin sister' Wren' immersed themselves in the series when they were kids; it got them through their mother leaving. Wren has grown away from fandom' but Cath can't let go. And now Wren doesn't want them to be roommates at college. Cath is on her own' completely outside of her comfort zone. Can she do this?