I don't know which novel 'My Underworld Boyfriend Part 2' refers to. Can you tell me the name of the novel or provide more information? I will do my best to help you.
Well, it's not really about age. It's more about the characters' feelings and circumstances. Some manhwas might challenge the idea of age and focus on true emotions instead.
As a fan of online novels, I don't have any real-time updates on the publication of novels. However, according to my understanding, the second novel will usually be published some time after the first one because the author needs to complete the outline and revision work, as well as consider new plots and characters. Therefore, he had to wait for the author's next plan and arrangement before he could decide on the publication date of the second book.
The exciting part of 'Perfect Half' depends on your preferences. For action lovers, it could be during intense fight scenes. For those who enjoy character development, it might be when key characters undergo significant changes. It's subjective and hard to pinpoint exactly.