The only true reason she really gets under Clem's skin is because Clementine trusted Lilly at one point, they were like family, but Lilly messed it all up.
Hey! Just wanted to pass on the good news that there is finally an official soundtrack release for all of the seasons of Jared's score to Telltale's Walking Dead games. Streaming now, and available for digital download on basically every platform! www.jaredemersonjohnson.com/news/2019/9/10/official-walking-dead-soundtrack-albums-available-for-sale-on-digital-platforms