His sister and her sister bring him full circle. It is filed under taboo incest, and runs about 8700 words. 4.5 out of 5 from 504 readers. Part 3 of "Give Me The Remote".

JimBob44 also wrote Kin to Narcissus.

Others under taboo incest Older Sister's Embrace, My Lingerie-Loving Sister Moves In and 2 Moms, 2 Sons... Ch. 5, and 9 more.

Or keep going.