The fist thing that happened in rikki tikki tavi was they found rikki tikki and the little boy wanted to keep him so... they did
Rikki Tikki meets nag and nagaina and they are rude and nagaina tries to kill Rikki Tikki but he bites her. Rikki tikki kills a little snake (Chandra) to show his strenghth and to show what he can do (also that is his job in the garden)
Rikki tikki is in the kitchen and over hears nag and nagaina talking and saying tht they are gonna try to kill the family and that makes Rikki tikki so mad. He confronts nag and kills him.
"we have to kill the family first"-nag
Nagina threatens to kill the family she told them that if any of them moved she would bite them which would kill then.Rikki tikki has a plan of how he is gonna stop her.
Rikki Tikki kills all of Naginas snake eggs except one. He kidded all the eggs because Nagina was trying to kill his family
Rikki tikki killed Nagina. Now there are no more snakes and notjing trying to kill his family. (rikki tikki ends uo killing the last egg.)