Mina finds out that there's more to life than keeping the world's destiny in order.   Or: like that one The Umbrella Academy subplot but gayer.

Sana says ‘I love you’ too easily, and Mina doesn’t know how to feel about it.

“Who’s your favorite superhero?” “You. You saved me.” Sana freezes. What is the right response to that? Thank you for saving me, too? “You’re welcome.”