Sister Lover was a Japanese manga about the love story between the protagonist and his half-sister. The ending of the manga had not been decided yet because the storyline had not yet ended. Some readers and the media speculated that the manga might usher in a happy ending where the protagonist and his half-sister could find their own happiness. However, these speculations were just speculations. The details of the ending of the manga would only be known after the work was completed.
Well, it seems the warrior had some sort of conflict with the hero and his lover. Maybe he knew a secret that could expose them, and that's why they got rid of him.
There was this time at the airport. A woman saw a man with a similar suitcase to hers. She followed him all the way to the car rental area thinking he was her husband. When he finally turned around, she realized her mistake. She was so embarrassed but it was really funny. The man just laughed it off and helped her find her actual husband.