Sinead arrives at her sister, Ciara's, flat in London with a major surprise in store. Over the long weekend, they are forced to make a decision that will affect both their lives forever. Seeking guidance from a variety of weird and wonderful characters along the way, the sisters are pushed into exploring how far they are willing to go for their own family. Oh, and there's also the small matter of the family cat... The Cat's Mother is a new dark Irish comedy that will make you laugh, cry and then laugh again.