He replied: "Prove it."

"That's from 'El Club de los Imposibles,'" Adrián typed. "But you never released that."

A voice note arrived. Low, smoky, unmistakable. A man humming a melody that wasn't on any album. A verse about a desert, a mirror, and a train that never arrives.

Adrián's hands froze. He checked the IP address. It traced to a small apartment in California. Bunbury had moved there years ago to escape the spotlight.

The project was simple: a website called Discografía de Bunbury . Every album, every B-side, every obscure live recording from a bar in Zaragoza in 1998. Adrián had organized it by era: the leather-jacket years ( Radical Sonata ), the cabaret years ( Licenciado Cantinas ), the experimental wilderness ( El Viaje a Ninguna Parte ).