[Katekyo Hitman Reborn 2718] I Must Have Been Reborn at the Wrong Time

Updates at a snail's pace, probably abandoned, out-of-character characters, and a Mary Sue alert. If you can handle the warnings above, welcome in. Twenty-five-year-old Sawada Tsunayoshi is reborn, but unfortunately, he returns at the wrong time and has no choice but to continue living the life of useless Tsuna... Couple: 2718, switchable but never split up! There are crossover appearances by characters from other works, child-rearing, a little Hibari, childhood sweethearts who are innocent and inseparable, living together, and maybe even having a child...