ChickenBone, Ductape, and Chris aren't sure if they're adopted or not. After their parents refuse to tell them, they go on a quest to look for adoption papers.
The ducks get lost, but they spot someone in the distance. IT'S THE CAST FROM TRIANGULAR WORLD. After they learn where they are, the ducks realize that it's best to stay the night here.
Colton, EggBert, and Little Ducky go Trick or Treating, but when they find someone who looks like EggBert, they think it's the real one. The real EggBert gets revenge by hiring a hit-man to take out the fake.
After Yasey causes fighting at the Christmas dinner, he suspects he will be put on the naughty list. So he has a plan, to kill and replace Santa Claus.
After the events of Solving the Secret, the ducks explain to Platypus, how he came back. Meanwhile, Sponsor Narwhal tries to find a way to escape Green Bean Land.
When Yasey decides to have a Friday the Thriteenth party, it goes terribly wrong. Rowlett gets stabbed, and murder while going to grab the food. Detectives Bowtie and Corny have to find out who the murder is before they all get killed.
