The maternity ward of Musutafu General Hospital gleams under fluorescent lights that have seen too much. It’s 3:47 in the morning. Somewhere down the hall, a vending machine hums with the quiet menace of an appliance that’s eaten four hundred yen and given nothing back.

Y/n is in the hospital bed. The contractions have been regular for hours. Everyone is handling it beautifully.

Y/n shifts against the pillows as another contraction builds. The monitor tracing the baby’s heartbeat beeps steadily. The contraction monitor next to it picks up, the line climbing like a very angry mountain.

The dads all stop arguing. Four heads turn toward the bed. Denki goes pale. Bakugou’s jaw tightens. Sero opens his mouth and—