Now or never?

Candace have been in the Shelby family more than necessary. She is engaged to Tommy Shelby for a year so far and never tied the knot, she in the end got scared if he even wants to marry her.
Cause so far, Candace is just another woman he could sleep with, but wanted more and she annoyed him so much that he catches feelings for her, but let's see how far he can keep her around the Shelby family and the business.