Here is a breakdown of the text:
"Big day, Alex," Sam muttered, his voice carrying through the still air. "Time to take the two big 'A's." alexlegend sammm next door taking two big a install
The text is an adult content title describing a scene featuring Alex Legend and a partner named Sammm. The word "install" is likely a typo for a sexual euphemism regarding size or insertion. Here is a breakdown of the text: "Big