Macintosh and Kelly are attempting to offer their home with the entry of another infant. A couple, Eric and Jessica Baiers are hoping to purchase; the real estate agent tells Mac and Kelly that their home is bonded for 30 days, so the Baiers' will check in once in a while to ensure all is well. In the interim, Mac's companion, Jimmy, and his at the end of the day spouse Paula are likewise anticipating. At the Phi Lamda sorority, Shelby, a first year recruit, discovers that sororities are not permitted to host parties, and can just go to fraternity parties. Shelby goes to a fraternity gathering and meets two other first year recruits, Beth and Nora.

They are sickened by the sexist and unreasonable nature of the gathering. The trio chooses to set up another sorority, Kappa Nu, to have their own particular gatherings. In the interim, Teddy Sanders is at a supper with his old fraternity siblings Pete, Scoonie, and Garf. Since graduating, Pete is filling in as an engineer and has exposed the unadulterated truth, Scoonie has propelled his own application, and Garf turned into a cop. Teddy now has a criminal record and can't land an advantageous position.

Pete's beau Darren then proposes to him, and Pete acknowledges, driving Pete to request that Teddy move out, which later grows into a contention between the two. The next day, the young ladies attempt to lease the adjoining house to the Radners', however don't have enough cash to pay for it. Teddy, finding an open door where he can be esteemed, offers to help them and proposes a fruitful approach to manage the cost of the lease. That night, they arrange their first gathering. Alarmed to learn they are a sorority, Mac and Kelly request that Shelby hold the commotion down.

Macintosh and Kelly report them to Dean Gladstone, yet she can't intercede since they are an autonomous sorority and she fears that closing it down may prompt an advertising bad dream in regards to sexism. The couple contact Shelby's dad, however he neglects to control the circumstance. Feeling sold out, the young ladies always dimness the Radners. Macintosh, Kelly, Jimmy, and Paula strike back by bringing on a blood sucker invasion in the house, bringing about a fumigation without a moment to spare for the Baier's visit.

The young ladies plan to raise cash by offering weed at the school's rear end and disposing of the various rivalry by getting the various weed merchants on grounds captured. Teddy firmly protests and the young ladies vote to show him out of the house. Spurned, Teddy chooses to unite with the Radners to bring down the sorority. They all go to the rear end occasion to take the weed. Teddy occupies the young ladies while Mac takes their weed supply. Shelby gets Mac, yet he figures out how to get away. As appreciation for Teddy's help, Mac and Kelly permit him to remain at their place until he chooses what he needs to do with his life, where he develops nearer to them.

The young ladies switch Mac's and Kelly's telephone numbers with their own, driving Kelly to end up plainly distrustful, and Mac to wind up in Sydney, Australia. When he returns, Mac and Kelly find that they have been looted and the sorority is offering their stuff and has splash painted 'Kappa Nu Steals From You' in the house. This makes the Baiers debilitate to haul out from the arrangement, while Mac and Kelly additionally reflect on the off chance that they have been great guardians.