"Dawn is the only reason I could hold my ground against the World Tree until everyone came to my rescue." Solus said. "On top of that, Dawn took part in the final battle of the War of the Griffons and gives Light Mastery tips to Aran and Leria whenever she visits.
"That's a huge plus on Lith's book. He doesn't trust her or Acala, but Lith considers them valuable assets who share his enmity against Meln. Unless you can provide something of similar value, I don't think Lith will consider helping you."
"What if I teach him the tower crafting technique that I devised for Silverspire?" Silverwing asked.
"You dare call that rickety shack a mage tower?" Menadion scoffed. "Please, you wouldn't have ever completed it without Yaga's help. Moreover, as long as Lith treats my daughter right, he can count on receiving my legacy along with Solus as soon as I'm caught up with modern magic."
