| Senoo Rinka妹尾 凛火 |
| Aliases | リンカ・シスターテール, Linker Sisteltter |
| Hair | Black, Kemonomimi, Sidehair, Straight, Waist Length+ |
| Eyes | Blue |
| Body | Pale, Slim, Teen |
| Clothes | Cape, Detached Sleeves, Garter Belt Stockings, Hairpin, Knee-high Boots, Mary Jane, Mini-dress, Miniskirt, Pleated Skirt, School Uniform, Torn Clothing, Unusual Hair Ornaments, Witch Hat |
| Items | Crystal Ball, Wand |
| Personality | Clumsy, Kind, Low Self-esteem, Timid, Watashi |
| Role | High School Student, Magician, Roommate, Younger Sister |
| Engages in | Dimensional Travel, Shopping |
| Visual novels | Main character - Imouto Spiral |
| Voiced by | Arisugawa Miyabi |