It will never be the same

Mariana has no idea who she is anymore. Jesus is just having all sorts of one night stands. Brandon's band is failing because they can't ever practice. Jude is having a hard time admitting he's gay to himself. Connor wants to come out but is afraid of his Dad. Stef and Lena are frantically getting ready for the baby. Basically continues after season 2 episode 4 (when the kids throw the party)