'Oops! I Stole the Isekai Lottery' - Chapter 73: Raja and the Vault of Secrets

Transmigrated into the body of a cannon fodder villain, Chu Yu has three major worries:

1. How can he help the protagonist turn into a real harem master?

2. How can he develop a good relationship with the protagonist?

3. How can he live properly without holding on to the protagonist’s thigh?

The protagonist has three major worries:

1. Eldest disciple brother has changed

2. Eldest disciple brother has really changed

3. How can he marry eldest disciple brother?

System: Congratulations! ~ Sprinkle Flowers ~ Grow Old Together Happily!

Chu Yu: … Wait, what about the harem novel?

Author’s Note – This 1vs1 (no harem) And HE (Happy Ending)

- Description from Novelupdates

If you ever receive a letter offering you admission to a university in another world, do yourself a favor and toss it straight into the trash—especially if that university trains girls to transform into giant mechs and battle space aliens.No. Just no.Believe me, I know from experience. What once seemed like a dream is now more of a nightmare. My name is Zaft Callahan, and I enrolled in an engineering support course on the cyberpunk planet Xyraxis. At this university, genetically-engineered girls are trained to transform into giant mechs called Warfare Augmented Intelligent Frame Units. My goal is to become a support unit for these WAIFUs in their battles against Cosmic Beasts, using the Weaponry Enhancement Engineering Bios System.Little did I know I’d be partnered with my high school nemesis—Myrrh Alicent, a beautiful WAIFU. Together, we must navigate this university’s endless twists and turns, win tournaments, battle Cosmic Beasts, and even uncover the mysteries of an Outer God. And as if that weren’t enough, we still have to face the ultimate challenge: surprise quizzes in advanced calculus.What to expect:Cyberpunk World Isekai.First Person View of a Male MC with an overpowered Support System with LitRPG elements.Female MC turns into giant mech. What else do you want for a WAIFU?Slice of university life full of brainrot comedy, fluffy romance, and some weird ecchi.Space battles, mecha tournament, and eldritch horror enemies.

On her wedding night, framed for infidelity and to be burnt alive?Chu Qianli laughed heartlessly, “I've already written the divorce letter for you, farewell.”Feng Yexuan seized her firmly, his cold and sinister voice cutting through the air, “Thinking of leaving? The only way out is over my dead body!”…The Divine Doctor unexpectedly transmigrated into the unlearned Princess of Prince Xuan, and Chu Qianli only wanted to live an easy life without any ambitions.But she inadvertently caught the attention of the obsessive and insane Prince Xuan and accidentally got spoiled to the heavens!One day.The officials approached with gloomy faces, “Prince, the Princess is causing chaos in the Golden Hall again, please reassert your authority!”Feng Yexuan knelt before his wife with a thud, presenting a “taming husband whip” with both hands, “Lili, I've ripped their mouths for you, can you be a little gentler?”

Li Hua's reign as the twenty-first century's deadliest assassin ended in fire and betrayal. Her own sister, Li Min, turned their elite force against her, leaving nothing but ashes where a legend once stood.In the moment of her death, Li Hua's soul tore free from its earthly bonds, hurtling across the boundaries between worlds until it anchored itself in a new vessel in a realm of ancient martial arts and mystical cultivation. Through this impossible transition, her inner space remained intact—and with it, Little Firefly, her spirit companion.Here, where qi flows like rivers and mountains bow to those who master their cultivation, Li Hua will forge herself anew. No longer content to be merely an assassin of mortal flesh, she sets her sights on ascending to immortality itself—a journey that will shake the very foundations of heaven.