hello, I want to write a fanfic about DxD but I ended up thinking about several ideas and I'm doubtful about what to write, so I decided to post my ideas here and hope you can comment which you found the most interesting. and I'm sorry for the mistakes of English, I'm from Brazil and I'm still learning the language.

ORC Route - Instead of killing Isei, Raynare recruits him to the side of the fallen angels and he accepts, destroying Rias' plan and making her desperate. The next day she could not concentrate on class and ran off to the roof of the school where she met the OC, who after talking the rest of the day managed to make her relax and this followed for 2 weeks until he was killed by Viser and Rias recruit him for his nobility. OC x Rias X Harém.

Student Council Route - Tomoe tells Sona about a friend of hers who is helping her with the sword fight, Sona is intrigued by this as it is the first time a member of her peerage asks her to recruit a person, but like Tomoe improved greatly with the sword to the point that It's could face Tsubaki she agrees to meet the boy. The next day she meets the OC and plays chess with him and despite winning she is surprised at how well he played and resolves to recruit him the next day, but the OC is killed before that by Raynare in trying to save Isei. OC x Sona x Harém.

Maou Route - A day coming home the OC meets Serafall who was crying in the park after being expelled from school by Sona when visiting her, not wanting to leave her alone the OC will talk to Serafall and both spend the whole day walking through the city and talking on a date, after that she went to visit him every day and the day she would tell the truth about the demons to him and asked him to join his peerage, he is killed by Raynare, Serafall then who arrived on time at the scene kills Raynare and resuscitates him. OC x Serafall x Harém.

Angel Route - OC was left at the door of an orphanage still a baby and spent his life there, one day a stray demon attacks the orphanage and kills them all there causing the OC to awaken to True longinus and kill him. The OC is taken to the Orphanage where he starts training to become an exorcist. OC x Irina x Holy Girls x Harém.

Youkai Route - OC is an artificial human created by the magicians with a remnant of the power of the Trihexa, he spent every moment being tortured and undergoing experiments, until he was saved by a powerful youkai who left him to Yasaka telling her that he would bring glory to the faction of the youkais. OC x Yasaka x Youkai Girls x Harem.

Kaos Route - OC as a child met Ophis who was staring at him while he ate a candy, when he offered her, Ophis likes and asks for more, soon the two are eating several sweets with the OC talking to Ophis all day, the night his house was destroyed by a demon and Ophis appears and takes the OC to his organization where he becomes his "butler." OC x Ophis x Harém.

Infinity Route - OC is the "son" of Ophis created by her to fight against the Great Red next to her, but after spending her entire life stuck in her hiding place studying, he flees to see what the world is like and in that he arrives at Kuoh where he meets with Aika who helps him to understand some things, soon the two begin to date and when she is attacked along with the ISei by fallen angels the OC saves her and they end up joining the ORC. OC x Aika x Harém.

Nordic Route - OC comes from an abusive family that always tries to make it perfect, one day Odin comes to Japan to walk there and ends up going to a kendo tournament, where he meets the OC that was the winner, when talking to him Odin becomes suspicious and follows him and to the house, where he finds the OC father beating him by suffers a blow in the tournament, Odin angrily kills his father and takes the OC with him to Asgard where the OC becomes one of the best fighters there and goes on to do various missions for Odin. OC x Rossweisse x Harém.

Phenex Route - Ravel goes to Japan to go to a candy store that Xuelan told her is delicious, but she loses herself and finds the OC who works in the store and takes her there, they then talk the new, when they leave the night he is attacked by a stray exorcist and the OC dies saving to Ravel that recruits him like its first member in the peerage. OC x Ravel X Harém.

Hero Route - OC was kidnapped as a child by a group of demons, where he became a slave after years of suffering until he gained power and killed all who kidnapped him. He then joins Cao Cao to destroy all other factions and only leave humans. OC x Jeanne x Harém.

Vampire Route - The parents of the OC were killed because of a vampire who lost control, Elmenhilde's mother seeing that it was her fault and in a rare act takes the baby that was next to them and adopts it to his house, the OC then grows up being trained to become Elmenhilde's guard and butler, years later she sends him on various missions to show the strength of the vampires. OC x Elmenhilde x Harém.

Maid Route - Grayfia is attacked one day by the old demons because of her betrayal, and in this battle, despite her strength, she was severely wounded and in order to escape she went to the human world, where she lost consciousness. She was found by the OC who took her to the orphanage where he lived and took care of her, after a few days taking care of her, Grayfia touched by the act of kindness of that boy decides to pay this kindness by taking care of him, she then "adopts" him and moves in with he being her maid. OC x Grayfia x Harém.