Racconto (n) (it) : It is known as racconto or proactive narration to all that extensive retrospective of the past, that as time passes slowly progressing linearly to reach the initial moment of remembrance, the starting point of the story. This technique has been used in both literary works and films. It is different from flashback in terms that racconto is usually a long story. Flashbacks usually have a time span of seconds or minutes, not an entire story.  

Myungsoo couldn't help himself.   He had a gorgeous boyfriend after all.