If you're looking for manga similar to Hate Me, but Let Me Stay 2, you might like these titles.
My fated pair is 'married'. As Morita was going to his new workplace, he met Matsumoto, a senior employee who picked him up. The moment they locked eyes, he was convinced that Matsumoto was his fated pair, but he had a ring on his ring finger. However, that night, as Matsumoto went into heat, Morita got tempted by his smell and embraced Matsumoto. The men who get toyed around by fate, experience a sweet, painful love.
Ever since his brother's wedding, Ichiya is romantically obsessed with Natsuki, his brother-in-law. After the passing of his brother, he moves in with a widowed Natsuki to help raise his nephew...
A high school boy who's always considered himself to be an alpha finds out that he's an omega?? And his destined partner is a kid?
Kyouichi is one of many people who were used and thoughtlessly discarded by a selfish alpha named Takane. Since then, Kyouichi has dedicated his life to caring for another person Takane abandoned: his young son Neon. Although the two have lived as adopted father and son for many years, Neon's alpha nature is emerging and calling out to Kyouichi's long-repressed omega pheromones. On Neon's 16th birthday, their relationship is forever changed...
Riku Emori, a high school student who was born and raised as an alpha, finally made his debut in the elite society at a Shutou family party. The Shutou Family is renowned as a prestigious household of Alphas that reigns over the rest of its kind. And, the one crowned supreme among all is KeiKi Shutou, head of the Shutou household, who possesses the charms to dominate not only the omegas but also the proud alphas. From the first time he had laid eyes on him, Riku could not help but admire Keiki. However, on the night of the Shutou party, Riku’s body, which was supposed to be that of an alpha’s, burned with desire and exuded a sweet scent…?
Izumi is your average, run-of-the-mill beta. But for some peculiar reason, he has a lucky streak of dating alphas. After breaking up with his most recent alpha girlfriend, Izumi starts questioning his circumstances. Although dating an alpha as a beta was a mark of success, Izumi didn't get what the whole fuss was about and felt suffocated by his dominant partner. While talking with his beta friend about his dating life at a bar for betas and alphas, Izumi suddenly feels overwhelmed with the scent of... flowers...?
Hibiya and Yamagi are believed to be ordinary betas, a scientist and his devoted young assistant who work together in a research laboratory. Neither of them, however, are what they appear to be. One is hiding his identity as an alpha, while the other is suffering from a condition that is forcing his dormant omega genes to awaken. When Hibiya goes into heat, can Yamagi resist him? What will happen when their secrets are revealed?