I knew it! The glasses guy is the uke ┗( T﹏T )┛ I fukin ship it (i knew they would be together when I saw them arguing with each other my fujoshi senses was telling me they're meant for each other and when they went into the hotel the main couple heard their moans they smashin each other XD)
http://yaoichan.me/online/316128-all-about-lust_v2_ch30.html#page=1