Heaven's Shadow - Chapter 187: Survival of the Fittest

Vincent Strider was a gun for hire who made a living by killing whoever it was his clients wanted dead. But during one mission, he died in a fierce gunfight. However, death was not the end for him. Vincent found himself reincarnated in another world, facing a floating interface that flickered before his eyes.[Synchronizing Host!][Military System initializing.]Vincent found out that in this system he received, he can summon soldiers, tanks, aircrafts, and even warships! This is going to be exhilarating.

Before going to college, an ordinary high school student went to celebrate and got drunk. When he woke up, he found himself in a completely different world. There was a big sect, the approaching sect entrance examination, a slum where his body’s previous owner lived, and a shared memory about a missing young girl.

When he got tangled in a fight with a few punks in this different world, he fell off a cliff and miraculously found himself still alive, with two more voices ringing inside his head. They were Sword Master and Saber Master. In the company of them, he continued to find out more about this whole new world. He took the sect entrance examination, entered the sect, met a strange man in black, and even participated in a major competition of the sect to have a chance to win over his peers!
In this whole new world, he was born again and got to explore the fantastic martial world!

- Description from Novelupdates

°•°•°•°•°•°•°Adult Novel•°•°•°•°•°•°•°•⚠️Read at least five chapters before dropping. I believe you will love this story⚠️Liu Xinyu wakes up to find himself back in his younger body, but this time, he has something special a system!“The Goddess Reversal System has been bound…”This system is different from others. It has two parts: the main system, which is connected to Liu Xinyu, and a subsystem that must be given to someone else. When the subsystem user completes tasks, Liu Xinyu receives random rewards, which could be anything! But there's a catch if the subsystem user refuses tasks three times, the system will leave Liu Xinyu forever.With the help of powerful goddesses and the system's abilities, Liu Xinyu sets out to change his life. He becomes stronger, smarter, and more successful. Challenges come his way, but with every completed task, he steps closer to becoming a true winner in life!

Year 2056, in a city in the Yuan Jiang Su Jin area. On top of a ruined, shattered six story residential apartment sits a teenager wearing a combat vest, militaristic trousers, and alloyed battle boots. On his back is a hexagonal shield and equipped is a blood-shadow battle knife. He sits there silently on the edge of the roof. At this time, the sparkling sky was shining and there was a refreshing breath within the air that blew towards him. However, there was only silence within the ruined, deserted city, with an occasional howl that makes your heart skip a beat.

- Description from novelupdates