Kei Kusanagi

Height: 155 cm Kei is living the life of a fifteenyearold boy. He has a unique disease that causes his body to shut down into a deathlike state whenever he becomes too stressed or depressed. He calls this a standstill. The amount of time he remains in a standstill is random usually lasting a few minutes to a few hours. However one time he went to a standstill and didnt come out for three years. So although everyone thinks hes 15 he is really 18. He discovers that his new teacher Mizuho Kazamihttps://anilist.co/character/2763 is actually an alien whose mission is to observe Earth. Due to a big misunderstanding Kei has to choose between letting her secret out or getting married to her.