| Mary |
| Hair | Black, Sidehair, Spiky Bangs, Straight, Waist Length+ |
| Eyes | Red |
| Body | Big Breasts, Mole, Pale |
| Clothes | Crotchless Panties, Dress, Habit, Open Cup Bra, Pantyhose, Pendant Necklace, Torn Pantyhose (damaged) |
| Personality | Loyal, Religious |
| Role | Nun |
| Engages in | Betrayal, Religion, Sexual Abstinence |
| Subject of | Betrayal, Teasing, Tentacle Restraint |
| Visual novels | Main character - Slimy Sextet |
| Voiced by | Pixie Willow |