One great 'Usagi Drop' pregnancy - related fanfic might be the one that focuses on how the characters adjust to the new addition in their family. It could explore the emotional journey of the main characters as they prepare for the baby.
I'm not sure which ones are the most popular specifically, but you can start by looking on fanfic websites. Check the tags related to 'Usagi Drop' and 'pregnancy'. There might be some fanfics with high ratings or a large number of reviews that could be great.
Usagi's friends would be extremely worried. They would immediately start looking for her. They might split up to cover more ground and search different areas where Demando could be hiding her. They would also use their powers to try to sense Usagi's location. For example, if one of them has a power related to sensing emotions, they could try to detect Usagi's fear or distress.
Tuxedo Mask could also be in the harem. He has a long - standing relationship with Usagi, and in a harem scenario, his feelings for her could be even more intense, competing with others for her love.
The 'Lone Goat and Kid' story is great. It shows Usagi's honor and his sense of justice. In this story, he has to protect a young goat and its owner from various threats. It delves deep into his character, and the interactions between Usagi and the other characters are really well - written. There are also some intense fight scenes that keep you on the edge of your seat.
Lemon fanfiction often involves romantic and sometimes spicy elements. In the case of misaki and usagi, it might explore their relationship in more depth, perhaps with added scenarios of intimacy and passion that deviate from the more innocent portrayals in the original work.
Another reason could be an accident. In some fanfictions, the setting might be more of a daily - life scenario with a twist. Perhaps Usagi is distracted while walking and trips over something, resulting in an injury. This can add a touch of realism to the otherwise fantastical world she lives in.
Once upon a time, in an old, abandoned house, there was a constant 'drip drop drip drop'. It was the sound of a leaky faucet in the bathroom. A young girl, curious, entered the house. As she walked towards the bathroom, the drip drop got louder. When she opened the door, she saw a figure in the mirror that wasn't her own. She ran out screaming, but the drip drop followed her, as if it was a sinister presence haunting her every step.