When 6 lovers are parted because of conspiracy and revenge in the era of 1419, the characters cross paths again in 2019. However, in the present life the 3 boys are about to marry their sisters-in-law and the pairings are in the wrong order. Destiny repeats itself when the 3 couples who are choosing their wedding destination all land up in Sitamgarh again, where it all began. Will they remember their past lives in time for marriage or will they be stuck with the wrong lovers forever? Housefull 4 is coming to confuse you, put you on a laughing riot and take you through the grandeur of 1419. Come & witness this epic tale of reincarnation.