"100 Years Love with a Vampire" is a love story with a twist.

The story is about a girl named Sakura, who is about to turn 17.

One day, she receives a memento from her grandmother, which changes her life.

It is then that she meets a vampire named Mikov, who wakes up from a 100-year-long slumber.

They meet in a place that is called the Sanctuary.

This is a place where vampires who have turned into monsters during the 100 Years' War, which is a conflict between humans and vampires, are gathered.

It is here that she meets other monsters, which include zombies, ghosts, and other types of monsters.

After meeting Mikov, she finds out that she is not the only one who has received a memento from her grandmother.