Kim Yuri. A half japanese half Korean orphan. With her official guardian Sandara park, she will find answers.

Kim Yuri (you)

A quiet girl often portrays a cold attitude.

Orphan

Does not know the details of her parents or brothers death

Lives with maid/best friend Sandara Park

Can't get close to people easily.

Exo ()^^()

12 young spys in training

Do not trust others easily

Handsom and they know it

Specialise in different aspects.

Sandara Park;)

Knows about yuri's family and is also a spy

Real purpose is to protect her

Has a secret younger brother (kyaa Thunder)

Trains yuri without being obvious e.g languages.