Sometimes, Sirius discovers it during a chance encounter with someone who witnessed Regulus' death or through magical means like a vision or a charmed object that reveals the truth.
Often, it could be that other characters who knew tell Sirius. Maybe it's a mutual friend or a family member. This way, Sirius gets the tragic news.
Maybe someone who witnessed Regulus' death tells Sirius the truth. This person could be a fellow Order member or a magical insider.
Sirius might be completely devastated. He could go into a state of shock at first, not believing the news. Then, he might be filled with guilt for not being there for his brother, and anger towards the situation that led to Regulus' death.
Fanfiction.net is a great place to start. It has a large collection of fanfictions, including those about Sirius and Regulus Black in the lemon genre. Just use the search bar and type in their names along with 'lemon' if you're specifically looking for that type of story.
They could interact with a sense of newfound peace. Sirius might be the first to approach Regulus with open arms, ready to forgive all the past. And Regulus would be a bit more reserved at first but then slowly warm up. They might sit together in a beautiful, otherworldly garden and just talk for hours, catching up on everything that happened since they were last together.
There are several potential themes. Forgiveness could be a theme as Sirius may have to forgive himself for any wrongs he believes he did to Regulus. Another theme is the power of love within a family. Even though they had their differences, there was still love between them. The theme of mortality is also relevant as Sirius is faced with the finality of his brother's death. This can make him question his own mortality and the purpose of life. Also, the theme of discovery is possible as he tries to find out more about what happened to Regulus, which could lead to new revelations about their family or the wizarding world in general.
Another option is to check out some Harry Potter fan communities on social media platforms like Tumblr or Reddit. People often share and recommend their favorite fanfictions in these communities, and you might discover some hidden gems about Regulus and Sirius Black.
Fanfiction about these three can take many forms. For example, there could be time - travel fics where Harry goes back in time and meets Regulus and Sirius when they were younger. This could lead to all sorts of interesting plot twists, like Harry trying to prevent Regulus from joining the Death Eaters in the first place. Or it could be a fic where Sirius survives and he and Harry explore the secrets of the Black family together, including things that Regulus left behind. There are also fics that focus on the emotional bonds between the characters, showing how the different personalities of Regulus, Sirius, and Harry interact and influence each other.
One common theme is family loyalty and betrayal. Since they come from the Black family, their actions towards each other and the family are often explored. For example, Sirius leaving the family while Regulus had a different path within it.
The themes often revolve around the idea of secrets. Regulus may be hiding secrets from Sirius, which ultimately lead to his departure. This can create a sense of mystery and suspense in the fanfiction. Another theme is the power of choice. Regulus makes a choice to leave, and this choice has far - reaching consequences for both him and Sirius. It can also explore the theme of redemption. If Regulus has made some wrong choices, his leaving could be a step towards redeeming himself, either in his own eyes or in Sirius's eyes. Additionally, the theme of the impact of the wizarding war on personal relationships is quite common, as their situation may be a microcosm of the larger conflicts and divisions in the wizarding world.
Well, it's popular mainly due to the characters involved. Sirius and Regulus are both interesting characters from the Harry Potter universe. The concept of Sirius adopting Regulus creates a lot of drama and emotion. It's a chance to explore what could have been if things were different in their family. There are so many possibilities for plot twists and character interactions in this scenario, which draws in a lot of readers.