Las Dalias Tristes / The Sad Dahlias

The novel explores the inner turmoil of Mayeli, an apathetic schoolgirl infatuated with Alejandro "El Navajas." Despite her friend Lupita's warnings, Mayeli falls under Alejandro's influence, though she ultimately resists his advances. Her life unravels, marked by domestic problems, school bullying, and Alejandro's infidelity. After a series of painful experiences and moments of introspection, Mayeli seeks forgiveness from her mother and Lupita. Finally, she confesses her misdeeds at school, finding understanding and expressing her newfound perspective through a poem.

Daniel San Mateo estudió primero matemáticas para saber contar hasta el infinito, después letras para aprender a leer bien y finalmente filosofía para descubrir la verdad. Gusta de estudiar idiomas extranjeros y de viajar por el mundo para conocer a muchas personas maravillosas. Ahora vive en México, donde además de escribir historias muy serias y muy entretenidas es profesor universitario. Sus alumnos piensan que su clase es difícil, pero que aprenden cosas increíbles.

Daniel San Mateo first studied mathematics to learn how to count to infinity, then literature to learn to read well, and finally philosophy to discover the truth. He enjoys studying foreign languages and traveling the world to meet many wonderful people. He now lives in Mexico, where, in addition to writing very serious and very entertaining stories, he is a university professor. His students think his class is difficult, but that they learn incredible things.