Transformed into Seventy-Year-Old Cannon Fodder, with Space in Hand, the Rough Man Only Loves Him

[Two male protagonists + time travel + period novel + revenge and scumbag + space + love at first sight + getting rich] ◆Two male protagonists｜Secret love comes true｜Comfortable counterattack article ◆ Wake up and wear books × Affectionate rough guy attack ◆ Be sweet and pampered without being abused, and you will have a great time all the way to the end