Ihoujin, Dungeon ni Moguru - Chapter 110: In Search Of Comrades IV

In the year of 2013, the tide of zombies outbreak exploded in everyone homeland, humanity launches a large-scale battle in the endless nights awaiting for the arrival of the dawn.

The end is approaching, is there going to be a way out for them?

Their faiths were shattered into pieces and buried in ashes in the raging fire.

But within the blazing fire, a newborn hope arise once again.

- Description from Novelupdates

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

[Volume 1: Dante Blackthorn]When Anastasia and her sister Marianne are captured and shipped across the seas by pirates, they become commodities to be sold in a distant land. Marianne is taken as a courtesan, while Anastasia barely escapes a terrible fate by pretending to be mute. She is forced into the lowest ring of servants at the royal palace, where she endures a life of servitude and creates beautiful artwork to mask her pain.Despite years passing, Anastasia has never forgotten her sister's promise to return to their family together. However, with her movement restricted and the guards vigilant, escape seems impossible.When Anastasia comes into contact with the Forsaken Prince, her life spirals out of control and she triggers a Crux of incredible proportions. Now battling her own inner demons while navigating the treacherous politics of the royal court, Anastasia must confront the truth about her sister's fate and make a choice that could alter the course of an entire kingdom.[Volume 2: Emily Blackthorn]Princess Emily's life takes a turbulent turn when she is rejected, leaving her heartbroken and her soul at the brink of corruption. In a desperate bid to save herself, she journeys to the West.Enter the Storm Prince, a charismatic archdemon with striking blue eyes, with a saint-like smile. Emily had hoped she'd seen the last of him, but fate has other plans. As if her soul dying isn’t enough, someone wants to steal it!Caught between the suitors and the haunting nightmares that have plagued her since childhood, Emily begins to see Raylen in a new light. The blue-eyed demon may not be the monster she once thought.

She was a medical genius from the Noah Medical Academy as well as a drug producing specialist. After sleeping for three days, she had returned to the ancient era and become the loyal marquis palace’s ignorant and silly young miss.

He was the supreme king of the Jia Luo Kingdom, with prestige around the whole world. With an ice cold face and a ice cold manner, he was entangled by her strong and overbearing manner, vowing to never let go.

Accidentally falling on him, he said, “This king will never suffer a loss.” Never suffering a loss, so he kissed her back.

Accidentally hitting his face, he said, “This king will never fight with a woman, I only nip women.”

Five fingerprints. Not only has he nipped her five times, he still collects interest.

- Description from Novelupdates