Chibi's manga / #Lock Up(1)

Ch. 1-2: Ino and Takaya are schoolmates and childhood friends. Ino has a weak spot - a mole on his cheek. What will happen when Takaya takes advantage of it? Ch. 3: The story about Masaki and Haru, who share a room in dorms. They're secretly dating. Will they have a chance to spend some time together after the end of exams? Ch. 4: The story of perfect couple - Junji and Misaki. They're completely head over heels for each other. Is it possible that jealousy will destroy their extremely intense relationship? Ch. 5: Chihaya is kind and gentle lover, but Jun dreams about his partner going wild. He asks for help his friend. Will this bring him happiness? Ch. 6: Tanigawa sensei teaches his pupil Sano-kun how to relieve stress. What's gonna happen when he'll lend him a "helping hand"? Ch. 7: Short story about Jun and Ryo who, before they become brothers through their parents' marriage become lovers. Ch. 8: Extra story to Ch. 1-2: Takaya buys some sex toys.