Getting down to the nitty-gritty

nit·ty-grit·ty  (nt-grt)

n. Informal

The specific or practical details; the heart of a matter.

http://www.thefreedictionary.com/nitty-gritty

My house is a mess. Plain and simple .... the plan..... clean, clean, clean.... and organize each room as I go.... I will post pictures as I go!