A second and third are delivered solidly one right after the other, as his other hand errantly seeks out one of Hikari's massive mammary mounds.  The fingers press and roll it, as the fourth is given and received.  The other girl's sobs have changed in pitch and tone, slowly during this, as Yuki's muffled cries take on a crooning call.<br/><br/>"You are such a good girl, Hikari-chan," The man's voice sooths in the air between each strike.