Multiversal Wanderer: Starting in Naruto - Chapter 54: Changing World Line

Everyone thought that the most powerful scientist they had ever seen was a national treasure-level scientist until they saw Baizhi-
The light of technology, a cosmic scientist.

Three thousand worlds are different.

In each world, she is keen on scientific research.

This is a story of a scientific researcher who concentrates on scientific research, explores high-dimensional science in various worlds, and refuses to admit defeat and fate. The text is easy to comprehend, flows smoothly, humorously, and the plot is full of ups and downs, and it is full of positive energy.

- Description from Novelupdates

Ichiro was a man who had to live through a tragic and awful life.After losing his wife, his only source of happiness, his despair only got worse until the day he died.To Ichiro's fortune, the Goddess of Life, Phelena, decided to send his soul into a new body in another world. His only condition was for the Goddess to send him far away from people.The goddess agreed, but she certainly had other plans for Ichiro's new life.A wholesome story about a man rekindling his love for living and encountering his lost wife in another world![Story is written in 1st person with a casual tone]

A world abandoned by the gods, mystifying cosmic forces, unimaginable power for those willing to ascend, and a hero who would rather . . . go fishing???When summoned to a fantastical world and granted powers by a broken System, most freshly minted protagonists would strap on their big-boy boots and get ready for their stats to start climbing. But Fischer isn’tlike most MCs. In fact, he doesn’t want to be a hero at all.Fame? Fortune? Power? He had enough of all that in his old life. Discovering forbidden fishing techniques and petting every cute animal that comes within scritching distance? Now that’s a good time.Unfortunately for Fischer, cosmic forces rarely care for mortal feelings. He’s hounded on all sides by inept cults, conspiring nobles, and more magical misunderstandings than those of a preteen relationship. Even his dutiful pet crab is firing energy blades like an anime antagonist.So grab your fishing rod, fetch a good snack, and pet your dog for me. The catch of a lifetime awaits!

A mortal youth accidentally stumbled upon the path of immortality and struggled to move forward on the arduous journey of seeking immortality.The road to immortality is more difficult than reaching the heavens, yet despite the countless obstacles, his determination to pursue immortality remained unwavering.Looking back, the green mountains still stood, but his old companions had all turned to bones.