I think you need to cook with burry first learn the dog smell magic controlling thing (i forgot what it's name) by sharing magic with burry then just skip to the end of game after that start the new game again chose swords skill with rune, when there is a puppies with green eyes ask rune to teach him magic you need to supports it by ask rune to teach magic first, afterwards you just need to answer everyone questions to the end and after that the puppies with green eyes will ask you to show pack mentality