The Couple with the Dragon Tattoo: Partner Swap Erotica

Marva and Gerry consider themselves to be a pretty boring couple. That's why they're so besotted with their new friends Vijee and Lilliana, a pair of polyamorous pansexual BDSM enthusiasts. When the women offer to show Marva and Gerry the dragon tattoo that spans both their bodies, will the couple find that an escape from monogamy is also an escape from monotony?