PASSION
Here is a couple who have their wedding close at hand. In the middle of the celebration party where their friends get together, it is accidentally exposed that the prospective groom had an affair in the past.
Starring Aoba Kawai, Ryuta Okamoto, Kiyohiko Shibukawa, Fusako Urabe, Nao Okabe
It's a drama movie, and has a rating of 6.8 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Germany.