April gets grabbed by Shredder and his henchmen while the Turtles are trapped in a building by some mouser robots. She is tied up and dragged through the dessert to an Aztec temple. Taking her into the depths they leave her behind bound up for the Turtles to find shortly after.
“Well leave the O’Neil woman tied up here! You mutants and Footbots lead…” – Shredder