A nerdy teenage girl pretends to be her beautiful, fake twin sister from California in order to become the most popular girl in high school, but when things don't go exactly as planned she learns that being yourself is more important.

It's Sophomore year and Valerie Perez is tired of being the nerdy, wallflower girl in high school. After watching a TV show about switching identities, Valerie hatches a plan enlisting her best friend Freda to help her pretend to be her fake twin sister from California in order to become popular. Valerie succeeds, but she soon learns that the price of her new found popularity may not be what she expected.