A foreign alien that seemed to come from another world pledges allegiance to Princess Cadence, ready to bear arms and protect her. Shining Armor is angry at this, as he is already her protector and lover.

However, due to a few events, Princess Cadence accepts the knight's offer after an incident. The knight really does protects the mare as he gives his full service to Cadence. As the two bond even more, Shining Armor asks himself a question.

Was he really Cadence's knight in shining armor?