The Lone Banger!

Without any inquiry about their identities, you will eternally associate them as Reddie and Blackie based on their hair tones. Engaging in observation prior to entering the steam room, you eventually decided to make a move. Deep in their activities, Reddie and Blackie were occupied dragging off their barely-there swimsuits and sensually exploring each other's bodies.
After Reddie applied saliva and teased Blackie's intimate area with her fingers, the scene escalated with Blackie positioning herself onto Reddie's face. Their passion intensified as Reddie introduced a vibrator to stimulate Blackie, who was positioned kneeling on the bench; eventually transitioning into a sixty-nine position while still retaining the prop. Operating flawlessly without the male genitalia, you played the courteous gesture of volunteering yours.
While entangled in a tangle - vibrantly intertwining actions with Reddie stimulating Blackie with the device, your involvement became apparent as you took charge of manipulating the vibrator within Blackie's core while simultaneously engaging in passionate kisses with Reddie. She greedily consumed your male organ as she persisted in pleasing Blackie using the toy. Reddie balanced between devouring your shaft and pleasuring Blackie, exhibiting methodical prowess.
Blackie maintained her self-stimulation with the toy as Reddie aided through zesty maneuvers incorporating her tongue. Simultaneously, you indulged in intimate acts with both personas; Reddie riding your erect member fervently, yet fervently returning to orally stimulate. Just as Blackie maintained utilizing the device on herself and Reddie masterfully assisted with her specialized BFS tactic, the threesome climax reached a gratifying peak, compelling you to unleash a voluminous surge across Reddie's intimate region.
Nonetheless, pondering the unsought companions' identities after the rumpus, perhaps labeling you as 'The Sole Thruster' was all there was to it.