I'm not sure specifically as I haven't read this exact story. But generally, it might be about the encounter and relationship between a boy and a mermaid. Maybe they go on adventures together, or face challenges due to their different worlds.
Well, the boy is probably curious. Since he meets a mermaid, he must have an inquisitive nature. The mermaid, on the other hand, might be mysterious and alluring, as mermaids are often depicted in stories.
Luke and Solo were the two main characters in the Star Wars series. They were all heroes of their youth who had experienced many setbacks and growth. Luke longed to fly and escape from the planet that bound him. He planned to join the Imperial Military Academy. Han Solo also yearned for the life of a pilot, and his path also pointed to the Empire. They all wanted to become pilots and draw their own destiny in the starry sky. Luke's performance was relatively gentle, while Han Solo was a hooligan who was the most important to his survival. They had a complicated relationship in the series, sometimes friends, sometimes enemies. The story of Luke and Solo played an important role in the Star Wars series.
The 'Solo Leveling' ch adaptation of the manga is mostly accurate. It keeps the main plot and character developments intact, with only minor tweaks for the medium's requirements.