However, if you visit some unlicensed or pirated websites, it is illegal. Such websites not only violate copyright laws but also may expose your device to malware or other security risks. It's always best to stick to legal sources when reading manga online.
I'm not sure specifically as there could be many different stories with this title. It might be about a love story that unfolds within the context of manga, perhaps a character's journey of love while being involved in the manga - reading, creating, or being part of the manga world.
My love story with Yamada-kun manga has wrapped up. It had a final chapter that concluded the various storylines. Some fans loved the ending, while others had mixed feelings. But it's up to you to decide how you feel about it.