On the way out to a match
The Duke Passage
A portrait of a duke in a passage. Girls touch it for luck. Nobody knows why. Everybody does it.
There is a portrait of a duke in a passage, and girls touch it for luck on their way out to a match. Nobody knows who he was, or why it started, or what luck he is supposed to hold. Everybody does it anyway. It is, quietly, the truest thing in the whole school.