I think the young master is actually a very capable man if he choose to do so. His secretary doesn't even know that he is such a klutz before coming to the mansion. However, in the presence of Kishi-san, he decided to be all relaxed because he know that Kishi-san will take a very good care of him.
The author is having a romcom oneshot published in Weekly Shounen Magazine around mid January. Title is Koi ni Utsutsu wo Nukasubekarazu!! (I Must Not Get Hooked on Love!!)