Reunion at the Door

After Lisa moved into a new apartment complex, she didn't know that her best friend, Eren Jeager and her childhood friend, Levi Ackerman were living right next door. The two boys are fresh out of college and were roommates in college and now, in there apartment, to save money.

Lisa hadn't gone to college, but worked at the same store as Eren, and had talks with Levi every day on the balcony of their apartment. She sees the two almost everyday, but is faced with a difficult decision.

Best Friend since HighSchool?

Or

Childhood Friend she hasn't seen in 10 years?