Katelyn and Dylan do: the Dirty Thirty Bucket List, all the sexual escapades they want to do before they both turn thirty. James finds it when he's falling-over drunk, reeling from losing his job. Everything is checked off: sex on a national monument, sex in a cop car, threesome with a woman... everything except a threesome with a man.
When Dylan asks James if he's up to helping him check off the last item on their bucket list, James isn't sure if he's up to the task. But Katelyn's thirtieth birthday is coming up, and checking off the bucket list would make the perfect gift...