It's like a ticking bomb..

In Depth:
• Background → Alphonse in his childhood days and what started it all
• Confusion → The secret his older brother kept from him
• Soul Binding → Alphonse armored body
• Protector → Alphonse and his will to keep everyone safe
• Fighter → his will as a strong fighter
• Revelation → the end and the start of his new adventure

Relationships:
• Brother → with his older brother edward elric
• Father → with his father Van Hohenheim
• Princess → with May Chang

Other:
• Why Alphonse Elric?