Baby with my best friend (Casualty)

Holly and cal were best friends. others thought that they were more but it was simply friendship. Holly was the female version of cal, she likes to party and hook up with guys.

One night. Cal and holly went out and got drunk. Like they always did but it was different they ended up having to much to drink and end up sleeping together. Holly abs cak both try to act as of it never happened and want to get their friendship back on track but when holly realises that she is pregnant with cals baby. They finds it hard to deal with it all. Will cal man up and stick by his baby?

Can cal and holly learn to co parent for the sake of their child and will cal learn to settle down in order to do so? will cal and holly realize that they have feelings for each other and are not just best friends?