Vengeance × boyfriend au

Guide to Species

Lycan - not to be confused with a werewolf, lycans turn to full wolves
Abilities: shift into a wolf on command, increased healing capabilities, permanently enhanced senses, increased speed and strength

Mermaids/mermen - often seductive water dwellers, with the upper body of a human, and the lower body like a fish
Abilities: lovely voices, power to compel organisms in the water

Sirens - more dangerous than the mermaid, sirens are tricky killers who compel people to drown
Abilities: influence decisions, hypnotic voice, glamoured visions

Nymphs - docile female nature spirits
Abilities: control element of nature (depends on what type of nymphs they are)

Banshees - a wailing female spirit that warns of impending death
Abilities: see death before it happens, paralyzing voice

Fairy - female winged creatures
Abilities: nature powers, glamour

Demons - evil beings from hell
Abilities: possession, seduction, mind control, incredible strength, power over fire, destroy light sources, human appearance

Imps and pixies - tricky little beings that play pranks
Abilities: enhanced speed, cause confusion, compel horses, small form and human-passing form

Valkyrie - Norse female figures that choose who dies and who lives in battles
Abilities: power over who dies, enhanced fighting abilities

Vampires - ancient bloodsuckers with fangs that grow out of their gums when they prepare to feed or fight
Abilities: sharp fangs, power to compel, enhanced strength, enhanced senses, enhanced speed, secrete saliva that gives victims the sensation of intoxication while the vampire feeds

Vampyre (more human than vampires)
Sang type - feed off of victims blood
Abilities: sharp fangs, mind control (very taxing process), increased strength
Pyi type - simply feed off of people's energy
Abilities: gain strength from natural disasters like storms, increased strength after feeding

Wraiths - evil spirits trapped on earth
Abilities: telekinesis

Succubus - female demons that have sex with humans as they sleep
Abilities: sexual involvement results in a rapid deterioration of health, causes mental breaks and illnesses, and eventually death for the victim, appear in dreams on occasion to seduce their victims

Selkies - seals in the water, humans on land. They are often forced into relationships with humans when their sealskin is stolen, preventing them from returning to the water
Abilities: change into a human woman, compel sea life

Jorōgumo - a woman-spider
Abilities: appear as a beautiful woman, seduce and compel men to return to their lairs to be eaten

Witches - humanoid creatures with magical powers
Abilities: compel beings, mind control, hex charms, cause illnesses, summoning

Wiccans - more peaceful than witches, these humanoids have magic powers, especially over the elements
Abilities: protective charms, power over moods, healing, purification, summoning

Harpy - a non aggressive creature with body of a bird, and the chest and head of a woman, they are temperamental at worst
Abilities: human appearance, control over the winds, long, sharp claws

Kumiho (구미호) - A nine-tailed fox
Abilities: powerful illusions, curse casting, human appearance, seduction, sharp fangs and claws, enhanced strength and speed

Haetae (해태) - A guardian
Natural form: a lions body with scales, and a horn
Abilities: change into human form, control time, protective barrier for the one that they guide

Ghosts - spirits of the dead that did not move on
Abilities: telekinesis

Bakeneko - a cat that has lived exceptionally long.
History: the aged cats commonly become bakeneko when cruelly murdered by humans
They come back to get revenge
Abilities: shift into humans, bewitching (long white tails are especially good for bewitching), enhanced senses, strength, and speed, sharp claws and fangs

Humans - the most temperamental species of all
Abilities: slow destruction, sometimes insatiable desire to kill, sometimes incredibly strong dedication