In one of the episodes, a man is shown naked. However, it's just his backside and everything is blacked out.

The main boys go the beach and they're seen shirtless throughout the episode.

in one episode a girl is wearing a short skirt

Some aggressive profanity... e.g b****es and *h**s

The word "Lil dumpster slut" is said on ep one

There is moderate swearing throughout the series, "hell" is used pretty often as well.

Adam smokes sometimes.