[1][2] Badi Dooooor Se Aaye Hai is a story of an extraterrestrial family who come to Earth with an aim to find their eldest and lost son, named 2015, whom they have been searching for on many planets.

Later they realize that if they move around in their alien form they will be treated differently or may be taken captive for research and analysis, thus risking their existence.

The alien family consists of Vasant, his wife Varsha, his younger brother Sharad and two sons, Hemant and Shishir.

Later, BAIR agents, Pritesh, and the scientist Rajender create hurdles and the alien family almost escapes from revealing their true form.

Through much trouble the Ghotala family finds out their son 2015 has been held captive at an evil Alien's (1313) chamber, because he wanted him to repair Weather Controlling Machine, which is capable of destroying the Earth.

Sunshine colony members help the family in the process.After a series of events Sonachandi announces that she and 2015 are expecting another child.

In the last scene of the show, Maakhan is shown thinking that now since the Ghotalas have been exposed to Daulatram, it would be more interesting to watch the Vasant-Daulatram clash.