The Good Knight - S1.E48

Carlos is dressed up as a knight. Also, he named his horse Salvador. With his father's permission, Carlos and Jett go out on an adventure. This time, Carlos wants to save a princess in distress. That "princess" is Carlos' friend Isabel. The main problem here is that she is "trapped on top of a tower", but he has no way to reach her. How is Carlos going to save her?