Growing Pains (A Voltron Legendary Defender Fan Fiction)

When the team first went to make an alliance with the Blades of Marmora, there was an emergency, and Keith was the only representative. This means that he was the only one who found out he was half Galra. He decided that it would be best to keep it a secret from his friends, fearing how they would react. However, after he begins to undergo some changes, this secret is becoming harder and harder to keep. (I don't own cover)