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When Kazuomi Honjou gets dumped by yet another girlfriend who realizes he has just been using her, he finds himself in need of a place to stay. When he runs into adorable model Mizuki Shinohara, he makes him an offer - a night he’ll never forget in exchange for a roof over his head. But what starts as a bit of fun for Kazuomi suddenly starts to feel serious. Could the man who has never truly loved anyone be falling for a guy he just met?
In a future where social class is determined by the color of one's hair, Iason sits at the top of the pecking order as a "blondie," favored by everyone. He is given latitude in his daily life, but draws unwanted attention when he chooses to take a "mongrel" named Riki as his pet. Society has no taboos against staking claim to other humans, but the length and nature of this relationship brings unexpected consequences.
The sexually masochistic yakuza boss, Yashiro, isn't the type to warm up to others easily. But when Chikara Doumeki, his newly hired bodyguard, catches his interest, he reconsiders his "hands-off" policy with subordinates. As Yashiro's invitations fail, the yakuza boss finds out his bodyguard has a very personal reason for staying at arm's length.
On the planet Amoi, a great society has developed, creating a computerized city called Tanagura, ruled by supercomputer Jupiter. The populace is almost entirely male and is based on hair color; silver and/or blonds are the elitist, ending with dark/black haired as the bottom of society, often known as "mongrels". Blondies keep "pets", young boys kept for a few years, especially made for performing sexual actions for the Blondie's voyeurism entertainment. Blondies aren't suppose to keep pets for long or interact sexually with pets, but one blondie named Iason Mink has kept a pet named Rikki, for years and is rumored to sleep with him. Iason refuses to let go of Rikki, even with Jupiter's disapproval. Rikki fights with his emotions and society problems, unable to decide what to do about his old friend/lover Guy and their gang.
Asumi becomes a housekeeper for single father Naruse. Together with Naruse's son, Ichika, this heart-warming relationship continues until Asumi notices his true feelings for Naruse. Naruse's colleague Yui warns Asumi about Naruse's past... What secrets will be revealed? Is this pure love or just..?! I'm supposed to be straight but... Naruse is too sexy and... I can't stop myself...!
Kyousuke Iwaki and Youji Katou who are both in the film industry, having starred in various adult video films and are trying to climb the ladder of success and become greater actors. Iwaki is accepted to star in a popular movie, having beaten Katou in the auditions. During their time together, Katou believes he is in love with Iwaki-san, who on the contrary refuses to believe that he is in love. It is later on that another gay actor comes back to Japan and co-stars with Katou that problems starting arising. And it is from then on that the two realize where their hearts are set.
Takato Saijyo has reigned as the idol industry's "Most Huggable" for five years, that is, until freshman actor Junta Azumaya. Takato was always considered brusque while Azumaya's smile is winning over admirers by comparison. The whole fiasco drives Takuto to over indulge in alcohol and his actions catch the attention of the last person he wants to see. To his surprise, Azumaya uses this new info to blackmail Takuto for physical affection.