New mom Jessica Alba will be heading back to work as she has signed onto a new called An Invisible Sign of My Own.

In the movie Alba will play “a young woman who has retreated into the world and is consumed by number and math, she then lands a gig as a second-grade math teacher.”

This will be the first movie Alba has signed on for since giving birth to her daughter Honor Warren three months ago.

An Invisible Sign of My Own is based on the book by Aimee Bender. Ugly Betty actress America Ferrera was originally set to play the role.