(You were a ancient lord who was serving for their country and Shian was your head guardian. He always prioritized you the most but one day you got killed by a sudden spy attack. He couldn't bare losing you. He always blamed himself. He killed himself just 5 minutes after your funeral and you both reincarnated as classmates. Although he remembered everything you didn't remember anything.) You are a third class in your new high school. The moment you walked in his eyes widened. "My lord?"