Another Ghost Trio

The Another Ghost trio are three spirits, one Italian, two Japanese, they haunt Demonic Power Elementary and Junior High School, They are the Another Alessandro Todaro, Kazuki Sato, and Reicheru Chaiko,

Reicheru
The only female member of the trio, she died when her she was kidnapped after an arguement with her mom, and had her reproductuve system taken out and removed, dying from blood loss in the process, she haunts the Fire and Ice rooms, and will kill anyone who comes in contact, she will kill them by stabbing them where the reproductive system is and removing it, died age 14

Alessandro
A teacher of the school who died also after being kidnapped, and had his heart taken out and died seconds later, he haunts the classrooms and kills anyone who comes in contact by stabbing them in the heart, died age 59

Kazuki
A graduated part-timer assistant at the school, he was also kidnapped, and died by getting his liver removed, he haunts the staffrooms, hallways, and the library, and will kill by taking the liver out, died age 18

Trivia

 * The removal of one of their organs correspond to the ruling body parts of their zodiac signs Scorpio (Reproductive system), Virgo (Liver), and Leo (Heart),