Four o’clock in this house has a very specific sound. It’s the sound of keys hitting the table, the dogs losing their minds like David’s been gone for six months instead of six hours, and C already halfway to the door before David even gets his shoes off. Because 4 PM isn’t just a time — it’s a shift change. It’s the moment the whole house exhales because Dad is home, and the next part of the day can finally begin. Thank the LORD. C waits for this moment like it’s a scheduled event, even though David’s schedule is anything but predictable. Some days he walks in tired. Some days…