Provide the theme summaries for the following conversation: 

Carrie: Did you hear about Anna and Jeff?
Mitch: yeah
Mitch: so bad
Mitch: she should've given him another chance
Carrie: are you kidding??
Carrie: he cheated on her AGAIN
Mitch: but everyone messes up once in a while
Mitch: and Jeff's a good guy
Carrie: wtf I can't believe you're sticking up for him
Carrie: Anna is a wreck and has to do a bunch of STI tests
Carrie: Jeff is a selfish shit. Not surprised he left that detail out. 
Mitch: damn, that is messed up

Summary: 
Anna broke up with Jeff because he cheated on her again and now she has to get tested. Carrie thinks he shouldn't be forgiven. Mitch is not sure.