I’ll Be the Male Leads Sister-in-Law - Chapter 40: IBMLS Ch.40 Green Hat (4)

To be exact, the female lead is an “older sister” type, amid many beauties and handsome guys, she's no white lotus.Also, it's said that the name of this book is the same as a brand of sheep's milk powder.

An Individual from Earth finds themselves in the Shinobi World, equipped with a Scientific System. From that moment, he delved into scientific research far ahead of its time.

I was just your average student—no special talents, no grand dreams, and most importantly… no girlfriend. My days were spent grinding through life, with my only true passion being games, mangas, and web novels.Every day, I’d see couples walking by, holding hands, whispering sweet nothings, and I’d think, Hell yeah! When's it my turn?! I mean, I deserve a cute girlfriend too, right? Someone to hold, someone to kiss—just once, please!But, of course, life had other plans.One second, I was daydreaming about romance. The next? BAM! Truck-kun hit me with the ultimate rejection letter—straight to another world. When I opened my eyes, I realized I had reincarnated... but not as the hero, not even as the sidekick. Nope. I got stuck as some low-level villain—a total extra—the kind that exists just to get one-shot by the protagonist in the early chapters.The good news? I know this game inside out.The bad news? The whole world is out to kill me.But if they think I'm going down that easily, they're in for a surprise. Using my game knowledge, I'll dodge every death flag, exploit every loophole, and rise to the top! And hey, if I end up with a harem of gorgeous girls along the way? Well… let’s call it a happy bonus!This is my story—where I rewrite my destiny, break the game, and maybe... just maybe... finally get that kiss!Support this Shameless Author with Power Stones Gifts and Golden Tickets

Always looked down upon by others, Ji Feng gains technology far more advanced than the present, as he discovers its abilities, he begins to walk a path far from ordinary. With X-ray vision allowing his to find jade stones in rocks. With this futuristic technology, Ji Feng accomplishes something no-one can compare to. This is the beginning of a legend.

- Description from Novelupdates