There were a few recommended harem novels, including " Enchantment of the Devil,"" Indestructible Tyrant Body Technique,"" Peerless Martial God,"" Quick, the host is someone I can't afford to offend," and " Proud Pill God." These novels covered different plots and story lines, suitable for readers who liked harem plots.
One common theme is friendship. Since Ash is at the center, his relationships with the pokemon mothers in the harem often involve elements of friendship that develop into something more. Another theme could be adventure. Ash's journey in the pokemon world is filled with adventures, and this is often incorporated into these fanfictions as well.
I'm not sure specifically what the 'Fred's basement real story' is without more context. It could be about a personal experience Fred had in his basement, like maybe he found some old family heirlooms there or it was a place where he used to pursue a hobby like building model airplanes.
It could be a mystery or a drama. Maybe she was trapped there for some unknown reason, or perhaps there's a hidden secret related to the basement and her presence.
The story behind 'Girl in the Basement' could potentially be a dark and intense one. Maybe it explores themes like abuse, survival, and hope. It's hard to say exactly without more context, but it sounds quite intriguing.
My answer does not match your description. This type of novel usually contains a large number of female characters and the male protagonist usually has an intimate relationship with other female characters rather than a single mother. In addition, this type of novel usually involved a lot of plot and character conflicts, as well as complex interpersonal relationships. I suggest you look for other types of novels that suit your taste and needs better.
She might have survived by finding sources of water. There could have been a leaky pipe or some stored water containers in the basement. For food, perhaps she was given small amounts sporadically by her captor, or she found some old stored food items that were still edible.
There were a few recommended harem novels that did not involve the Virgin Mary. Among them were Doomsday's First Pet, Doomsday's Holy Mother System, and Doomsday's Gate of Rebirth. These novels all had male protagonists, but there were no harem plots. Instead, they were set in the apocalypse and told different stories. However, the specific plot and content required further reading to obtain more information.