I'll Teach You, Marianne. - Chapter 707 - The Main Mastermind

[No fixed CP + wear books + brain hole cool text + women disguised as men + group pet]

Gu Lan crossed over and became the cannon fodder of the original book disguised as a man, counterattacked the protagonist of the original book who slapped her face, and lived in a dormitory full of sickly beauties.

Until one day, she discovered that her roommates were villains from other horror novels. After discovering the secret, Gu Lan thought she would be killed, but her roommates all looked at her strangely… Contrasted with cute Zhengtai, sickly and beautiful boy, split personality school girl, cold and stern school bully, romantic and noble son who plays Shura every day field.

- Description from novelbuddy

A fluffy, sweet modern GL story about a mature older women and a cute university student.

“You hate me,” Lily mouthed through trembling lips.Zayn leaned closer, his voice low and bitter. “No. Hate is too cheap. I want you to feel what I did. Every scream. Every loss.”She didn’t flinch. She was tired of pleading. She just looked at him with eyes full of quiet pain.So why did it feel like his heart was shattering?Lily Brightpaw was born the daughter of an Alpha, but she never lived like one. Mute from childhood and unable to shift, she was treated as a curse by her family. Blamed for her mother’s death and beaten into silence, Lily grew up unloved and unwanted. She believed the Moon Goddess would send her a mate who would rescue her but she was wrong.The night her pack fell, Lily was dragged from a shack and thrown at the feet of her new Alpha, Zayn Knightmoon. He was the man her family enslaved. Now he is the alpha who rules over her and he wants revenge.Zayn lost everything. His father. His mate. His pack. All at the hands of Lily’s family. When he realized Lily is his second chance mate, he rejected her without hesitation and swore to make her suffer. But the more he punished her, the more he saw the truth: Lily was nothing like the monsters who raised her. She’s a victim too and broken… like him.Zayn found himself torn between vengeance and a bond he never asked for. Will Lily’s suffering be enough to quiet the ghosts of his past or will revenge destroy them both?

After 20 years of dedicating his life to opera ever since he had quit the performing arts high school, he had failed at an interview. Losing his motivations, Jo Yunjae depended on alcohol to live out his days until one day, he had been sent back 20 years in time, to the day before his high school admission.