Kim Hyoyeon is a one of the top agents of the SME. Being an agent, shes been through many things especially losing those she loves. Because of her job, she attracts many enemies, which results her to isolate herself from her non-agent friends. So basically, her only family is her fellow agents. But just because she grew up with this type of life, she has a loving and fun personality.Lee Hyukjae, also known as Eunhyuk is the son of an intelligent scientist. His father, Lee Dongwook was held hostage by the JYP agents. For years he was tortured and forced to make a hazardous toxic substance that can put the JYP agents in power and damage the world. When Lee Dongwook returned home, he made Eunhyuk promise something that can put his life in danger. Being the loving son he is, he did everything for his father until he was murdered. Because Kim Hyoyeon is the one of the best agents and Eunhyuks life is in danger, they must stick together until the problem is resolved - meaning they both need to live in the same roof and be under SMEs protection, Hyoyeon thought this babysitting mission was easy and simple, but she was wrong. Not only is she fighting for their life, but shes also fighting for her feelings. For Eunhyuk, ever since his father died, hes been distant and having trust issues. With Hyoyoen by his side, he learns to love and protect again.         ForewordKim Hyoyeon - Agent of SME (since the age of 14) and is the one of the best. - Shes now 25 years old. - Has lost all her loved ones, causing her to have no type of relationship between anybody, except for agents. - Shes a fun and caring person and will do anything to protect her friends.  Lee Hyukjae/Eunhyuk - The son of Lee Dongwook, a scientist. - Hes 29 years old. - He has a big heart and a big, goofy personality. - Ever since he was a kid, his father and him have been moving around the world because Dongwook was involved with many dangerous tasks. This caused him to have no close friends. - When his father went missing, he was finally filled in of what his father really did for a living.   I will introduce more characters as the story goes on.