Well, on May 2 in the Spiderman comic, it could have been a day when Spiderman faced a major challenge or discovered a crucial clue. But I'd need to look up the specific issue to give you more details.
Ichigo and Tia could be characters from a specific anime or manga series. Without more context, it's hard to say exactly which ones, but they're likely to be characters with unique personalities and abilities that fans have decided to pair up and give a baby in this fanfiction.
It could be that the art style in the May 2006 issue of Amazing Spiderman was particularly impressive or there was a significant development in Peter Parker's character.
When writing a Spiderman and Aunt May lemon fanfic, start with a solid plot idea. Maybe something like Aunt May discovers Spiderman's secret identity in a very emotional way and that changes their relationship. Then, develop their characters further in this new context. For the lemon aspect, it should be tasteful and not just about physicality. It should be part of the overall emotional journey of the characters. Also, don't forget to proofread and edit your work to make it as polished as possible.
Yes, there are many non - adult - themed fanfictions about Spiderman and Aunt May. These often focus on their family - like relationship, such as Aunt May giving Peter (Spiderman) advice, or stories that explore their emotional bond. For example, some fanfictions might be set in the early days of Peter becoming Spiderman and how Aunt May supported him through that transition without any inappropriate content.
I'm not sure about 'lemon' fanfiction as it often involves inappropriate content. But there are many great Spider - Man and Aunt May relationship - focused fanfictions that explore their family - like bond in a positive and appropriate way.
By showing more of their daily interactions. For example, Peter coming home late as Spiderman and Aunt May being worried but also starting to suspect something. These small moments can build up their relationship.