If you are looking for content similar to the drama and tension found in Ore wa Kanojo o Shinjiteru , consider these alternatives:
For those interested in the darker aspects of infidelity and psychological drama that the original Ore wa Kanojo o Shinjiteru pioneered. Future Outlook ore wa kanojo o shinjiteru 2 new
While much lighter in tone, it deals with complex relationship dynamics and "carnage" in high school life. Its light novel series recently concluded with Volume 18 . If you are looking for content similar to