HOTD! Busujima's Step Brother - Chapter 131 – Retreat or Advance

[You have entered the dungeon at Gwachun Station’s 1st Exit.] When former high school student Kang Woojin finds himself returned back to Earth after being forcibly summoned to a foreign planet for 20 years, he soon finds that Earth is not the same, normal place as he once remembered it to be.

what did you say?
Your mobile phone eight-core processor? 6G running memory? 256G storage? One and a half hours full of electricity?
Very great?
Our mobile phone 16-core processor, 12G running memory, 1T storage, can be fully charged in just 10 minutes!
what did you say?
Your charging treasure 30,000 mAh capacity? Two-way fast charge?
Sorry, our charging treasure has a capacity of 100,000 mAh. As for the two-way fast charging technology… Our 10,000 mAh mobile phone can be fully charged in just ten minutes. Can you tell me two-way fast charging technology?
what did you say? Our products are defective?
Come here! Come over and try, let you see how to kill you in minutes!
Super electronics, super cars, super buildings…
Since Lin Yun acquired the universe trading system, various industries began to get a strong impact…
Money is just a trail, and force is fundamental!
You said that Lin Yun’s goal is to dominate the earth?
Do not! Do not! Do not! You are wrong, his goal is the sea of stars

- Description from uukanshu (translated)

I became the childhood friend of the protagonist in a novel. The childhood friend who died from taking drugs.

“Helena if I could be with you every moment of every day, fuck, I’d take that,” Romeo growled as he kissed her neck, sucking and licking along the way as well.“We’ve already lost nine years, Helena, I’m not wasting a moment more,” Romeo hissed as his lips crashed against Helena’s.She let out a moan as Romeo lifted her leg, wrapping it around his waist.“Feel that, love?” Romeo asked as he pushed his cock against her. “Feel what you do to me?”Nine years ago Helena Willow ran and on her first day back she meets an Alpha whom she connected with on a different level. An Alpha that could be her Mate.When she left her pack she left her family and the love of her life, her stepbrother Romeo Blackmoon.What happens when she discovers that the Alpha she's slept with was her stepbrother and that he could be her mate?