While Metaari has Merrick distracted with the kiss he works him open, slowly but surely, steadily spreading him wider. He presses another finger in and with it his own tension grows, his hips rolling slightly with the anticipation of it all.

"I don't know," he mutters in between kisses, his voice low and rough, "just how much longer I can hold myself back." He lets out a breath, pulling his head back a little so that he can look at Merrick properly. "Tell me when you're ready."