The Tinkerer has been doing experiments for a long time, and one of his old colleagues finds one of there old DNA works. Otaku, one of the Tinkerers assistants, suggests they discard them in the swamp near the Everfree. and how does he suggest getting them down to Ponyville without getting caught? A basket of assorted desserts, of course. Things go smooth till an accident with a certain muffin mare. Hi-jinks ensues.