My World Traveling System: The Harbinger of Death - Chapter 684 - Saving The Children

Roan crossed over and became an FBI agent.

Several years later, when interviewing the world-renowned detective Roan Greenwood, the reporter asked:

“Excuse me, what made you persevere on the road of solving the case?”

Roan tilted his head and glanced at the sports car beside him, the villa behind him, and the beauties in the villa, and smiled slightly:

“Of course it’s the bonus after solving the case.”

“???”

- Description from novelbuddy

When Ji Mingxia woke up, he had transmigrated as the male supporting lead in a horror novel, and had become the protagonist shou’s love mentor.

His open view of love guides the protagonist shou to embrace his sexuality; every time he appears, it’s to promote the protagonist gong’s love.

To survive, Ji Mingxia had to follow the plot.

When the protagonist shou tells him about his troubles, he gently comforts the protagonist shou;

When the protagonist shou suffers heavy physical and mental trauma, he actively treats the protagonist shou;

When the protagonist shou comes across danger, he recklessly accompanies the protagonist shou;

When the protagonist shou confesses to him, he…

The protagonist gong? Where did the protagonist gong go!

What about the supporting characters? Hurry, spare tires!

“You mean those shifty-eyed men who peek at you? They’ll never show up again. ”

Ji Mingxia: “=0=”

Please wake up, protagonist! They’re looking at you, not me!

Yu Ning X Ji Mingxia

Solitary and reclusive, sweet attacker after being tempted × calm on the surface but terrified in the heart

- Description from Novelupdates

Ryo Tanaka, a struggling college student, works tirelessly at multiple part-time jobs to make ends meet. In a bid to earn some extra cash, he volunteers for a paid drug research study, unaware that it will alter the course of his life forever.The experiment takes a disastrous turn, leaving Ryo bedridden with a high fever for several days. But when he finally awakens, he finds himself in a world plunged into chaos. A deadly virus has ravaged the city, turning its inhabitants into ravenous, flesh-eating zombies. Streets once bustling with life now lay desolate, the remnants of civilization crumbling under the weight of the apocalypse.

A scientific genius named Thomas Harrier was transmigrated to an imperial prince body after a car accident that took his life. He found out that he is in a world similar to our own with a timeline akin to early twentieth century. The body that he is occupying was the imperial prince of a failing empire who suddenly rose to power after a successful assassination attempt of his father. Unaware that the attack is just the beginning of what is to come. He faces many challenges throughout. Will Thomas Harrier be able to live his second life in peace while running an empire and getting it back to its former glory? Or will he succumb into a conspiracy lurking within the country's borders?

Expect some:

Cold war era techs.

Super battleship with advanced electronics, propulsion, and fire control systems?
Helicopters?
Missiles?
Modern medicines and equipment?
AC-130?
A nuke?
Challenger or Abrams or Leopard?
F-4 Phantom or MIG-21?
Colored TV's.

Everything!!!

PS. Cover not mine, I just found it on google.