[Second person warning]
You are their white moonlight.
The "yous" in each story do not interfere with each other, and their identities are different.
Captain America x smart and gentle female doctor
Spider-Man x The Lonely World-Weary Two Hundred Years Old Witch
Winter Soldier x Lively and Innocent Milk Girl
Iron Man
Thor Loki
Disclaimer: Don't believe the name of the novel.
Concept: Love can transcend time and space distance