There's a lot of sa mentions in the show but two current storylines are still running as of now, Linda's rape and rapist are mentioned in almost every episode and a new storyline on grooming and trauma around sa has just been released, in far more detail and distress given there's still a lot to unpack.
Kissing scenes and characters in bed implying sex
Some references to sexual violence and assault, although these references are always negative, and bring a huge impact to the main storyline.
Themes including, teen pregnancy, underage sex, using "condoms", including other multiple references to sexual behaviour.
Some mild sexual innuendos.