Read manga: Blue Drop - Maiorita Tenshi

manga
Genres: Sci-fi ; Shoujo Ai
Status: completed
Latest chapter: Vol.1 Chapter 6
Updated at: Aug 25, 2019
Summary:

Sachi lost her parents due to the sudden attack of an alien race called the Gosta. While living in an orphanage of children who suffered the same fate, a girl with no memory, Ai, suddenly appeared. Who is this girl and what is she so afraid of?