Digimon Adventure Tri. 3: Confession
デジモンアドベンチャー tri. 第3章「告白」 (original)
After seeing Meicoomon's abrupt transformation and killing of Leomon, Agumon and the other Digimon are kept isolated in Koushiro's office in order to prevent them from infection, but signs of infection begin to appear in Patamon.
Starring Natsuki Hanae, Yoshimasa Hosoya, Suzuko Mimori, Mutsumi Tamura, Hitomi Yoshida, Junya Ikeda, Junya Enoki, Mao Ichimichi, Miho Arakawa, Chika Sakamoto
It's a action & adventure and animation movie, and has a rating of 7.5 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Indonesia.