Six year after their Guantanamo Bay adventure, stoner buds Harold Lee and Kumar Patel cause a holiday fracas by inadvertently burning down Harold's father-in-law's prize Christmas tree.
Six year have elapsed since Guantanemo Bay, leaving Harold and Kumar estranged from one another with very different families, friends and lives. But when Kumar arrives on Harold's doortep during the holiday season with a mysterious package in hand, he inadvertently burn down Harold's father-in-law's beloved Christmas tree. To fix the problem, Harold and Kumar embark on a mission through New York City to find the perfect Christmas tree, once again stumbling into trouble at every single turn.

since the last adventure is over six years , Harold Lee and Kama are living a quiet life , with new friends and family . Now, they are in preparation for the Christmas of their own home . But at this point , Kama received a mysterious package . Kama with the package came to the home of Harold and their good friends with the " Quest" . However , things began to become a tragedy , they do not accidentally burned Harold 's father-in-law 's favorite Christmas tree . Laozhang Ren anger in order to prevent , they vowed to all over New York , to find one can not tell the counterfeit alternatives back . However, according to the two men 's conduct , this trip to find a Christmas tree , afraid that it is full of unexpected things fantasy adventure . " Harold and Kumar " series is now shooting the two " Harold and Kumar (Harold & Kumar Go to White, of Castle ) and" Harold and Kumar 2 (Harold & Kumar, Escape from Guantanamo Bay) . John Zhao in which he portrays a Kumar, Indian Americans in investment banking when a small staff of Korean - American Harold, Carl Pan plays his friend , an optimist , but have become a doctor . Losers brothers of this pair of children on the life and love after experiencing a "White Castle" and " Amsterdam " adventure , in turn encountered in the Christmas how crazy strange ? Them crazy climax after another road trip will take them home or ultimate realization of their desire for love at Christmas ?