In a fanfiction, they could be in a new town and both lost. They meet while looking for directions. This first meeting is filled with confusion and a bit of laughter as they try to figure out where they are. They then decide to explore the town together. During this exploration, they discover hidden gems in the town and also discover new sides of each other, which forms the basis of their relationship.
For Aly, you can show her as being curious. When she first meets Nawat, she could be asking him a lot of questions about his life, his hobbies. This shows her inquisitive nature. Nawat, on the other hand, could be presented as a bit reserved at first. But as Aly's questions draw him out, he starts to open up more. For example, if Aly asks about his favorite book, Nawat could initially be hesitant but then go on to explain how that book has influenced his view of the world.
Lola in cartoons often has a unique style of clothing and a lively personality. Maybe she's adventurous and always up for new experiences. Also, she could have some signature hairstyle that makes her stand out.