I'm A Spider, So What? (WN) - Chapter past-arc-10: Past Arc 10

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

What would you do if you were transported to an academy where becoming immortal was possible? Where magic spells and swordsmanship were your courses and fighting zombies and wars were your exams? Dawn Academy was no ordinary learning institution and Xiao Lin was about to find out how mysterious and exciting this magical academy really was.

Hunted for the Alchemical Book in her hand - Mu Ruyue wakes up in the body of a wastrel in Shenwu Continent - a martial arts dominated world.Her fiancé has jilted her in favor of her foster sister.Her father condones her abuse.Her younger sister wishes she was never born.And the whole country ridicules and insults her for being a first-rate wastrel.Wastrel? Not at all. With the Alchemical Book in her hand, what pills and elixirs can't she refine?Jilted? She'd rather marry the pure and innocent Ghost King, Ye Wuchen.----Mu Ruyue: Stop calling me Sister!Ye Wuchen: Can I call you Wife then?Mu Ruyue: Not that either!Ye Wuchen: (about to cry)Mu Ruyue: (sighs) Suit yourself.Ye Wuchen then leans forward and kisses the corners of her lips.Mu Ruyue: …Did a child just steal her first kiss?----Brother 1: Let her go!Brother 2: She is my mother, why should I let go of her!Brother 1: Don't ever think of robbing my mother!Mu Ruyue: Let me introduce you, Jing'er, this is your younger brother. Huang'er, this is your elder brother.Huang'er: Mother, this stupid boy bullied me. He's not my brother.Jing'er: Little guy, from now on, you must listen to me.Ye Wuchen: (How exactly do these two regard him? They dare fight over his wife in front of him...)

For some reason, Shao Qian devoured half of the system that tried to devour his soul after tricking him into completing missions in worlds where he was horribly humiliated.

Since he didn’t feel like returning to his original world anymore, he decided to return to the worlds of which he had the coordinates and retaliate against them!

But…….

Why is it that every world seems not quite right?

Could it be the method he used to cross through the worlds was wrong?

Why is the female lead completely ignored by the male lead who, for some reason, is currently sticking to him like glue?

- Description from Novelupdates