Monroe - Chapter Thirteen. Crystals.

He is a firefighter, his face blackened by smoke, coming from the flames, and in one glance, his life was set.The first time he met the young girl, she bent slightly towards him and said, “Sir...”He was amused, thinking she was a little eccentric...She had never seen such a handsome man, tall like a general, and when their eyes met, she was bewildered and forgot she wasn't in the palace...Later, during the school art performance, the young girl sat on stage, dressed in ancient costume, with a veil covering her face, holding a pipa, her eyebrows shy, appearing both delicate and graceful...He raised his alluring eyes, recalling the girl said she knew a little about musical instruments and chess; she was modest.Seeing him in the audience, her heart raced, wanting to perform well but accidentally struck the wrong chord, fortunately unnoticed by him...Later still, the young girl, now grown, suddenly confessed to him, and the usually calm and composed man was caught off guard...It was a love she had hidden deep in her heart for many years, like shards of glass in her palm, both a patient endurance and impulsive agony...The joy of love at first sight, a hidden affection...She would never know that the brother she secretly admired had been waiting for her to grow up...

Marked by the cursed Darksign, Naruto Uzumaki finds himself tethered to two worlds: the unforgiving lands of Dark Souls and the shinobi realm of ninja. How will a world of Dark souls face a Chosen Undead with chakra? And how will the shinobi world confront a warrior reborn in the Lands of Lordran?

The two faced number one female spy transmigrates to a different world and becomes an outrageous idiot girl. When she woke up, what she had to face was consecutive blows of the decline of her family clan, her crippled martial skills, and her disfiguration. To protect her family, she must obtain the treasured book, obtain outstanding achievements, summon a dark beast army. Wait and see how in this unfamiliar, dark magical continent, she dies and becomes a demon then steps up to the top, making all of the formidable people in the world bow down to her in respect.

- Description from Novelupdates

A 29 year old civil employment exam student wakes up in a blank white room and meets a baby angel. This baby angel informs him that he died in his sleep due to heart disease like his father and grandfather. Remembering his mom and their last conversation he says that he will take on a series of life and death tests that the baby angel offers him. From this point on he must put his life on the line and fight in the stage called ‘Arena’. And Every time he clears a test he will gain abilities and weapons to increase his strength. All to clear the tests and get his life back. This is his story of his fights in the ‘Arena’.