The Sequestration is the first episode of the game Angry Birds: Red To Rescue!
In this episode Red is back from a trip away and realizes that his friends disappeared. Eggs in the nest, he finds a message from the King Pig saying to free his friends he should deliver eggs. If he does not do it, your friends would be killed.
Red then to save his friends and eggs, runs to search for friends, it sees a structure and the pigs to battle.
After finishing the last level of this chapter, Red find a message from the Blues, requesting help, he then seeks to share them.