シェイラ・コロンボ

Sheila is a maid of the Kuki family and a former mercenary called "Poisonous Spider". Being an idol and famous singer she has confidence in her looks. She can hold grudges as with Stacy after she got stabbed by her during her mercenary days. She is someone that will do anything do get what she wants, even attempting to steal Yamato from Stacy.

Sheila is able to produce 255 variations of poisons within her body. On top of that she is able to "see" poisons, being able to identify poison in what to others see as clear water. Being a former mercenary before becoming a part of the Kuki force she has a certain amount of strength and knowledge in fighting. She is also proficient at playing soccer.