Nan Tian

He stalked Shiro a couple times after seeing that she is a monster and finding her interesting.

Background
Due to an accident early in his life, a special type of skill was permanently embedded into his right eye. Eyes of Truth, Heavens Eye, God's Eye. It was known by many names.

A childhood friend of Kuromi.

Appearance
He was around 6ft 5, a slim yet powerful build, his hair was short and was coloured black.

Masked Removed
The man in front of her had pure golden eyes, black hair, sharp features and a charming smile.

Skill
[Eyes of Truth]

Allows him to see through every type of disguise

Trivia

 * Due to his skill he is the first person to know Shiro is a monster.
 * During the fight against Aekari Lumire's Avatar he lost 50 levels to use a Tier 7 Relic.