Since I haven't read 'constellations are my disciples novel', it's hard to say precisely. However, it could be a story where the main character is in a unique position of having constellations as disciples. Maybe there are conflicts between different constellations, or they work together to achieve a certain goal, like saving their world from an evil force.
As I haven't delved into this novel, we can only make assumptions. The main character is probably someone with a special gift or power that enables the constellations to become his or her disciples. There could be antagonists who oppose the main character's relationship with the constellations, and perhaps other characters who help the main character understand and manage their newfound situation with the constellations as disciples.
Since I don't have detailed knowledge of this novel, it could potentially center around a protagonist who has the extraordinary ability to attract the constellations as disciples. It might include elements of training these constellation - disciples, facing challenges together, and perhaps exploring the mysteries between the celestial and earthly realms.
Since I'm not familiar with this novel, it's difficult to say. However, aside from the one who has constellations as disciples, there might be some other important characters like maybe an antagonist who tries to disrupt the relationship between the main character and the constellations, or perhaps a mentor - like figure who gives advice on how to handle the constellations.
One similar light novel could be 'Overlord'. It also has a unique concept where the main character has a special relationship with others, much like in 'the constellations are my disciples'. Another one might be 'Re:Zero − Starting Life in Another World' as it involves a protagonist in a strange world with various beings around him.
There was no clear information about the ending of the disciples in My Disciples Are All Villains. The search results mentioned that the main character, Lu Zhou, had become the world's most powerful and oldest demon ancestor. He also had nine disciples who had committed heinous crimes and shocked the world. However, there was no specific description of their endings. The other search results did not mention the outcome of the disciple. Therefore, there was currently no reliable information for reference regarding the outcome of the disciple.
" My Disciples Are All Great Villains " was an ancient manga. It told the story of how Lu Zhou became the world's most powerful and oldest devil ancestor. He had nine evil and world-shaking disciples. Among them, the eldest disciple was the thousands of demons under the Netherworld Cult Master, and the second disciple was the Sword Demon, who would kill at the slightest disagreement. In the story, Lu Zhou had lost his cultivation base and was faced with the problem of how to discipline these villains. The eldest disciple, Yu Zhenghai, expressed that no one else could rule over him except his master. The seventh disciple, Si Wuya, expressed that they would not be able to sleep or eat in peace until their master died. As for the disciple's specific situation, the search results did not mention it, so no more information could be provided.
Although there was information about " My Disciples Are All Villains," there was no specific content about the second disciple. Therefore, I can't provide an accurate answer about my disciples being the second disciple of the villain.