Demon Hunter and His Cabin - Chapter 13 - 0 Estrangement

Li Tianyan accidentally found himself in the Hengwu Continent as a Concubine’s son from a family of warriors. Not only did he lose all his cultivation, but he also became a waste bastard with five spiritual roots. Since the accident, Li Tianyan had an aunt and uncle who were eyeing him, and brothers who wanted him to fail. There was an ugly wife in the house who was married back.

When Lin Su discovered he could travel between two different worlds with his tamed beasts, the world gained a Beast Tamer formidable in a way that defied science.-----------------------------------Without a system, without a female lead, Crossing Two Realms, original taming beasts

Utsuro no Hako to Zero no Maria, or The Empty Box and The Zeroth Maria, tells the sinister story of Kazuki Hoshino, who is almost madly attached to his everyday life, and his antagonist Aya Otonashi, who suddenly transfers into his class—for the 13,118th time. She majestically announces to “break” him, without paying heed to anyone else around them.

It was only after Su Yayan's death that she realized that she was a malicious cannon fodder female character who became a scapegoat in a Mary Sue story.