As Ben Tennyson mutated into Humongosaur a surge of unexpected power coursed through him Gwen Tennyson watched with captivated eyes as the alien began an unearthly unbirth His body contorted in ways unimaginable to humans a raw display of alien form The air crackled with sensual energy as the process reached its peak leaving them both changed indefinitely Gwen felt an spontaneous urge drawn to the primal display The unbirth was not just a physical change but a spiritual awakening Their bond deepened under the shadow of this forbidden act The memory of the unbirth would linger them a hidden shared between cousins It was a moment of obscurity and clarity Their connection forever marked by the otherworldly experience A bond created in forbidden desires