Siwon is desperate. He needs a nanny for his daughter urgently since the last one has quit. He hires a person without knowing her. When he opens his door, the last he expected to meet was a young boy with brown doe-eyes and messy hair, pretty face and milky skin.

Kyuhyun doesn´t know what to do or feel when his boss stares at him. He has never had a family before and now Siwon and his daughter feel like his real family at last. Seun is one and a half year old and really adorable but the baby seems to have a special bond to Kyuhyun since the first day. Maybe the baby has her owns plans…