Jongin is the CEO of KIM company. And Kyungsoo is his sectretary.

One day an accident happened. Both of Jongin and Kyungsoo was drunk and They ended up in bed.

3 Months later Kyungsoo found ot that he is Pregnant.

He wants Jongin to take a responsibility. And Jongin agreed.

Kyungsoo is so in love with Jongin. But,The CEO doesn't know that Kyungsoo is in love with him..