An english subreddit for the manga and anime series sousou no frieren (葬送のフリーレン, frieren at the funeral) / frieren And of course flamme stated that serie is a mage for wartime, while frieren is a mage of peace. The gateway to the universe of frieren
Beyond journey's end in another dimension. Both have been shown to reluctantly take on apprentices but be deeply invested in the ones they have That allows the manga and anime to get on with the story but also giving us watching a more organic understanding of the world.
How many of us have lost someone they cared about and wished/regretted that they didn`t spend more time together while they were alive That`s a very human and relatable feeling, especially like myself as you get older and start to lose friends and family. Frieren can also mean to feel/be cold Someone who feels cold seeks warmth
And one of frieren's most important people was flamme So frieren is on her way to heaven to see heaven A better translation for heiter imo is merry This carries the double meaning of bright/cheerful and being drunk
We then know she deciphered the grimoire for 4 years before himmel got bedridden, and he still spent a small chunk of time alive afterwards Around 500 meeting flamme around 1500 years old in current events of story probably the most questionable. The hero of the south visits frieren to tell her about his future journey with the hero's party and a year later faces the seven sages of destruction alongside schlacht, defeating the latter and three of the sages. Frieren is mostly a loner who adventures helping those along the way, serie created the largest magic union in order to establish a core of mages