"L'Innocente" by Gabriele D'Annunzio is a novel written in 1892. It follows Tullio Hermil, a wealthy man whose constant infidelities have destroyed his marriage to the devoted Giuliana. When her near-fatal illness awakens his love, he realizes too late what he has lost. As Tullio desperately tries to reclaim their bond, a devastating secret emerges that will test the limits of forgiveness and plunge him into darkness. A psychological exploration of guilt, obsession, and moral collapse.
Wikipedia page about this book: en.wikipedia.org/wiki/The_Intruder_(D%27Annunzio_novel)) Wikipedia page about this book: it.wikipedia.org/wiki/L%27innocente_(romanzo))