Tā zuì ài dú xūgòu xiǎoshuō, yóuqí shì kēhuàn tícái.
She loves reading fiction, especially sci-fi.
Tips
usage
Bookshop / library label that explicitly contrasts with 非虚构 (feixugou, 'non-fiction'). In casual talk people just say 小说 - adding 虚构 only makes sense when the fiction/non-fiction split matters.