a blow-by-blow account, description, etc.

a blow-by-blow account

A very thorough and detailed description of an event or occurrence. I'm so jealous that you get to go to the gala! I'll want a blow-by-blow account when you get home tonight! Don't bore people with a blow-by-blow account that chronicles every minute of your trip—just give them the highlights.
See also: account

a ˌblow-by-ˌblow acˈcount, deˈscription, etc.

an account, a description, etc. in which all the details of an event are told in the order in which they happened: He gave us a blow-by-blow account of everything he had done that day.