A heartbeat away (from something) phrase
The word "away" can be excluded from the phrase.
Being very close to something
They opposed the vice president who was a heartbeat away from the presidency.
She is a heartbeat away from being a professional pianist.
Your drawing is a heartbeat away from perfection.
My project is just a heartbeat away from completion.
someone believe that they are allowed to do whatever they want in their own home
It is always advised that wherever you go, a man's home is his castle