Atropa, you may like this thoughtful review of Midsommar by Alison Wilmore at Buzzfeed: [link]
I thought it shared a lot of DNA with Robert Egger's The Witch from a few years back. They both posit that for these women, certain ecstatic surrender of self to another form of existence, however out of norm, is preferable to the their current lives riddled with heartbreak and oppression and lovelessness. So what if that new existence involves occasional baby-mashing or ritual sacrifice? You at least belong in that community of like-minded sisters, willing to support you.
I also ran across this Tumblr post about the two films, which had me nodding my head in agreement quite a bit: [link]