na-adjective
melodramatic
Describes something as overly emotional, sentimental, or exaggerated in a way typical of melodrama.
彼の演技はメロドラマ的すぎて、少し笑ってしまった。
His acting was so melodramatic that I laughed a little.
その映画の結末はメロドラマ的で、
The movie's ending was melodramatic and moved the audience to tears.