H2O

 H20 is a survival book with a subgenre of romance. It is about a dystopian world where rain is so acidic that it can kill you. Ruby is a teen girl who has to leave her house as drinkable water is running out; she hopes her father is still alive as she looks for him. It is a thrilling book that is easy and interesting to read, especially with a minor detail that animals are not affected but can passed it on to people. It is part of a series that, in total, has two books.

Pros: 

Easy-to-read

not too long, average length

Strong female lead

written in a stylized way, like a diary

Cons:

 Some parts can be 'awkward' to read if you are not a regular reader or if you like a certain style.