A side story to our original lesbian series. Two friends have a kissing relationship. They learn that the place of kissing has meaning. Their kisses move from the cheek to the neck, towards the chest... and things escalate from there.
A 4 panel romantic comedy manga about an otaku guy who does commentary streams as his hobby, and a gal who shows TOO MUCH understanding for the otaku plight.
A middle aged otaku guy who is unpopular with girls often takes his frustrations out on the net by bashing happy couples. He hits it off with a kindred spirit that he thinks is likewise a male otaku and they decide to meet up offline. However...
Even though they are not dating one another, two high school girls become kiss buddies... and when they come to know that there are many a variety of kisses, they start to practice them... and things get hot and heavy.