Iris Fam is a gynoid with short chestnut-browm hair, white skin and a pair of golden eyes. When first appearing in the series, Iris Fam is shown to be wearing a large pink ribbon on the black regular tunic with a white skirt. She is wearing a glasses.
Later she decided to wear sailor school uniform.
Iris has a strong interest in Knowledge.
For determining anyone that passes the teleportation magic circle test as a truly compatible person. Professor Regina Babylon gave her creations, the gynoid, freedom to have the final judgment.
When Touya Mochizuki met her for the first time, she asked him to wait her finish her book for about 30 minutes. After the promised time passed, she called Touya and introduced herself properly. Being able to solve various puzzles before able to access the teleportation magic circle was enough for her to acknowledge Touya as her master.
Fam was created about 5092 years ago along with the Library by Professor Regina Babylon after the professor looked into the future. Then around 4907 years ago, she departed separately from her sisters after the professor died.
Vast Ancient Knowledge: She had already read all books (around 20 million books) in the library.