She’s so old that she has more than one real name, so when a complete stranger calls her “mother”, he’s not wrong. But she still sends him on his way, because he isn’t the fish she’s been waiting for.
She’s been waiting for a long time. Even the clock mocks her from where it moves, as if knowing she will never be able to catch up. She traces its movement with a finger and ends up drawing circles on top of circles, and so when something new finally shows up, time seems to break, and all she ever was has finally been set free.