Afterward, they stroll down Avenida Nuevo León. “This is what they did in the old days,” she explains. “A courting couple would walk on the paseo in the evening. Of course, the watchful tías would walk behind—out of earshot but within sight—to make sure that the boy didn’t try to steal a kiss.” “Are there any tías behind us now?” Keller asks. She turns around. “No.”
