BL with actual plot

two soul die at the same time, and our gangster MC wakes up in the body of a high schooler who was bullied to suicide. Determined, he promises to get the body's life together before the soul returns.

A little mushroom's spore was stolen, and after it's human company dies, it takes over his body to blend into the human civilization and get back his stolen spore.
-post apocalyptic

MC is a loan shark who, after a fatal car incident, reincarnates into the body of the idol who hit his car, killing them both. Upon waking up in the idols body, the idols band members are surprised to see him be friendly with them, since the original soul has shut everyone off and was cold towards everyone after a betrayal of his lover. The MC now has to get the bottom of this and get revenge for who dared to break the original soul to this point.

Naryecheong, a national secret agency that protects humans from disasters and misfortunes caused by evil spirits.

In attempting to recruit a successor, Naryecheong’s chief exorcist, Yoon Taehee, searches for a ‘gwijae’, someone who has the ability to see and hear ghosts.

One day, Yoon Taehee, while hiding his identity and going undercover, meets a suspicious boy at a high school in a small town in the province…

“By the way, how old are you, friend?”

Similar to the hunter wants to live quietly, MC has a traumatic experience in the past, making him hide his true identity after a group of 1200 people who was sent into a domain, only 4 returned him included. How long will he be able to keep up this facade, and what will he do if the domain that wiped all his teammates, was said to once again return?

One day a red stone fell from the sky & as the strange energy emitting from the red stone started spreading people began to develop superhuman abilities ..Soon the world power dynamics started changing Yuder ,was a half baked omega with commoner origin who rose to the point of corps commander until he was framed &executed, but he regressed back 11 years ago before everything began & this time he will make sure to do things in right order
EDIT - I love it so much perfect slow burn with deep plot

The war hero and S-class guide Kang Hajung, whose body is covered in scars. His plans for his long-awaited retirement go down the drain, and to make matters worse, he becomes the guide of the much younger Kim Muhyeok. One day, while on a mission, he is killed by an unidentified esper.

As he laments not retiring before his death, he wakes up to find himself in the body of a complete stranger, and even more surprisingly, in the body of a D-rank guide who shares his name…

Hunter Cha Eui-jae, who was dispatched to seal a rift that appeared over the West Sea, was flung out as soon as he closed the rift. When he came to his senses, he was lying in a garbage dump.

Starving, he was drawn to a hangover soup restaurant like a zombie is to blood, where he realized that he had fallen into South Korea, eight years in the future.

In this era, disaster alerts notify people of rift openings in advance, ASMR videos of slimes gathered from dungeons were trending, and idle hun

Being Isekai'd alone is enough to send him over the edge, but it seems like Jaewon is now in a webnovel. But now is not the time to be crying in despair. The time limit to retrieve the lottery winnings is one year.

In order for Jaewon to safely return to reality, he must end the webnovel within the timeframe. He must do this by finding the male and female lead characters and getting them to finally tie the knot on their promise to be together for 100 years.