The lights in the restaurant occasionally get slightly dim, before lighting
back up. More fireworks go off outside, and a few people cheer. Another group
having dinner near you start singing a birthday song, though it quickly gets
derailed by laughter.

your mother looks happy. It upsets you for a reason you do not fully understand.

she never looks this happy at home, with you.

[the people at the birthday party start counting down from ten.]