He had paid more than that for a single bottle of sparkling water at a corporate dinner earlier that week, and had not noticed the charge.

He stepped back into the hallway before she could realize he had heard, and he walked straight to his home office, and he closed the heavy door, and for the first time in his life he opened his laptop and looked up the price of infant formula.

Then diapers.

Then infant daycare, transit passes, utility bills, suburban rents.

He wrote every number on a notepad, and then he pulled the company payroll and checked Lianna’s hourly wage against them.

The math did not work.