Steel, Guns, and the Industrial Party in Another World - Chapter 743:

Chests brimming with treasure and chests squeezing him tight—Azrael wants them all!Chosen by the Third Lord as a candidate to inherit her throne, Azrael awakens his second skill: Infinite Dungeons (SSS)—the power to enter any dungeon he wants. Now he dives into deadly dungeons where chests lurk around every corner… and the “rewards” are just as dangerous as the monsters.

One day, Sho Yozuki is transported to another world by an app he finds called “Dream World.” This other world is a mix of various anime and light novel settings. He acquires the ability to “create new abilities by having sex with girls.It's a world where everything seems to be going his way, but reality isn't that sweet! This is the story of a boy who flirts with girls, fights powerful enemies, and rises to the top. In the activity report's survey, we are looking for suggestions for girls, abilities, and situations you would like to see appear in the story.

Others treated disease to save person, he treated disease to steal heart.

The Frost Goddess was deeply captivated by him. The gentle and kind beautiful teacher was completely enchanted by him. Even the cold and beautiful female assassin melted quietly because of him.

Competing in medical skills? He was the one who treated the Godly Doctor. Competing with backgrounds? Leaders rushed to him. What? You actually wanted to compete with him in a match for match? Looking at the gentle girl beside him, Tang Yu had a headache as he said, “Beautiful girl, how did you fall in love with me?”

- Description from Novelupdates

Alicia Rosalyn Von Heist is the youngest daughter of King Edward of Alvannia. She is an illegitimate child born from a maid in the castle her father has fancied. After her mother died when she was young her father took her home and ‘adopted’ her.