Step 11: Your plane should now look like this
Step 12: Fold the top right piece of paper over towards the left (approximately 3/4 of an inch (20mm))
Step 13: Turn the paper over
Step 14: Repeat step 12 on the other wing
Step 15: If you slightly unfold your spy plane the underneath should look like this
Straighten the wings and your spy plane is ready to take flight!