"Solo Tia" presents an enticing exploration of familial taboos as a niece, driven by curiosity and hormonal urges, sketches her aunt in explicit detail. The aunt, unaware of her niece's lewd artwork, poses innocently, unwittingly fueling her niece's burgeoning lust. The drawings become increasingly graphic, mirroring the niece's fantasies, as she imagines her aunt's hidden curves and intimate pleasures. The tension builds, culminating in a climactic moment that threatens to shatter their familial bond.