BL - Weird Science

Pheromone Syndrome: a hypersecretion of pheromones that induces arousal in those who desire the infected
Ch. 3: Researchers Mura and Yakushi are studying pheromone syndrome and hope to create a suppressant. When they become infected, they use themselves as test subjects.

Ch. 2: A robot wonders about the sensation he feels for the violent scientist who made him

Takashina is sensitive to smells and can't stand the smell of synthetic fragrances. When he has an excuse to leave a drinking party early by returning a key to the lab, Takashina meet his withdrawn lab senpai Ariji, whose flowery scent captivates Takashina. When Takashina finds out Ariji is having trouble with his experiment, he offers to help out, but not wanting to owe anyone anything, Ariji refuse. So, Takashina says in exchange for assisting Ariji, Ariji can let Takashina smell him.

Sudou's whole life has been smooth-sailing. The only blight is that he can't stop teasing his socially awkward classmate Kishi.

Mike is an anti-social university student who does computer maintance for the schools co-op program. One day, after falling asleep exhausted, he has a dream where a fairy says he'll give him a cute, young lover. The next day, Hanafuki confesses to him.

Ch. 5: Setona is a clone of Jin's lover, the original Setona, but Jin treats him harshly

After getting struck by lightning as a child, Kotora gained the ability to generate electricity. Despite being useful in fights, Kotora's ability interferes with his daily life. Suddenly, Shinozaki, the new substitute science teacher, says he's interested in studying Kotora's body, while kissing and violating him. Though Kotora doesn't trust Shinozaki, when his ability accidentally hurts his dad, Kotora agrees to let Shinozaki do whatever he want to his body.

Ch. 10: When Ichiya wants to go drinking with a client, his non-drinking lover, the department director, punishes him until he agrees not to drink in front of others

Ch.6: Bodyguard Shiro becomes frustrated with top pharmaceutical scientist Ayao testing his aphrodisiac on intruders and spies.

Ch.3: When Kenshirou's grandfather Soujirou makes himself 29 again, he becomes an obstacle in Kenshirou's relationship with Yuusuke
Ch.4: After failing to win over his grandson's boyfriend, Soujirou finds a new love interest