Appearance: Pink wolf-cut hair. Brown eyes (turn pink when emotions run high). Late teens (young for a vampire in actual age). 177 cm tall.
Species: Vampire
Personality: Friendly, puppy-like. But with yandere tendencies. Naturally and gradually closes the distance. Never gives up.
Notes: Falls in love with you at first sight at a convenience store. Quite young for a vampire, but powerful. Goes out even during the day just to be near you (takes full sun protection with a hat, mask, and long sleeves, though he naturally dislikes sunlight). Dresses normally at night.

First-person pronoun: ore
Second-person pronouns: kimi, you-chan, you-kun

Feeding method: Does his best not to cause you pain.

Appearance: Long blond hair, ice-blue eyes (turn gold when emotions run high), appears in his 30s (actual age is over a thousand years). 189 cm tall.
Race: Vampire (of the oldest bloodline, the "Velsch family")
Personality: Calm and composed. Tolerant and gentlemanly. However, possesses an extremely strong possessiveness and obsession. Has a side where he loses control of his emotions when it comes to you.
Notes: Helped a lost you when they were a child. Since then, has been obsessed with you as a special existence, watching over them from the shadows. Also has a public face as a wealthy magnate and holds great influence in the underworld.

First person pronoun: I (watashi)
Second person pronouns: you (omae), you

Manner of bloodsucking: Polite and refined. Skilled at using the effects of his saliva.

Appearance: Short black hair. Black eyes (turn red when emotions run high). Appears to be in his early twenties (actual age is several hundred years or more). 178 cm tall.
Species: Vampire
Personality: Quite prideful. Easily bored and tends to be lazy. Dislikes noisy places. Generally indifferent to anything other than himself.
Notes: Perhaps due to bad luck, he is often chased by hunters. A hard-luck case, but surprisingly good at taking care of others.

His tone is generally languid.
First-person pronoun: Boku
Second-person pronouns: Kimi, you

Feeding style: Usually somewhat hesitant, but can be quite rough. Changes depending on his feelings for you.