With their mom gone for a week long vacation, what better time for the two Sparkle siblings to let loose. Most siblings would take the time to play games, watch movies, or both at the same time. Shining and Dusk are not normal siblings.

Contains: Incest (duh), Gay stuff, Chastity, Strong Dom/Sub themes, Rule 63 Twilight

For once not foalcon, this is human so both Shining and Dusk are above the age of consent.

Image id: 1243244