This is answered in our FAQ: FAQ - Frequently Asked Questions! - Sileo: Tales of a New Dawn by Xevvy (itch.io)
Pity, I see so much potential for those two having routes...
Consider that it's not out of the question, there's just no full length route planned for them. Even then, both of them have content planned for the Tales from Woodcrest mode we'll eventually be adding in, so look forward to that.
