The mind-bending new masterpiece from the multi-award-winning author of Apple TV's smash hit literary adaptation SHINING GIRLS, starring Elizabeth Moss.

Bridge's maverick scientist mother Jo is dead.

Now she's examining everything Jo left behind.

Which is when she finds her big secret.

Is it a drug?

A gateway to other worlds?

Jo believed so.

Bridge is desperate to see her mother again.

Will do anything, risk anything.

Including search for her in those other realities.

What she doesn't know is...