Hello!
Soulless Ambience, which is available now, has a word count of approx. 12.5k words of story. Soulless Ephemeral has a word count of approx. 17.7k and Soulless Redemption exceeds word count of 15.8k at least. So the complete story of Soulless is approx. 45k words.
There are total 4 love interests, shown on the main menu screenshot.
Thank you!