一(yī )天，609号(hào )(🐽)房东(📼)花花公子(zǐ )Mum，看(kàn )到一(yī )个小(xiǎo )伙在他(🤴)的床上，从(cóng )他(tā )们第(dì )一次见面就(🏴)上床那天后，神秘的事(shì )情不断发生。Mum总是(shì )梦见一(yī )个神秘的事件(🎡)，半夜(yè )总会(💆)被(✳)奇(qí )怪的梦突然(🚥)惊醒。Mum试图(tú )通过(🍮)和(hé )女人(😻)上床来忘记和年轻男子的(de )(🔊)“情感”。然而，这甚至让他多想想他的梦(mèng )中情人。然后，他把事件(📙)的点点滴(🏂)滴(🙌)联系(xì )起来，提出了反向平行宇宙(🍄)的(de )理(🥫)论(lùn )。最后(🔔)，他在现实(😍)生活中(zhōng )遇(yù )到了(🎋)Dew。虽然(🧣)他们(⚾)的第(dì )(🌮)一次见面(🈁)是Dew的最后一(yī )天(🛎)，但也是他们(men )两个(🏻)互相(xiàng )(🌹)帮助改变(biàn )未(🤷)来的开始！Oneday,astrangemanissleepingonMum’sbed,aplayboyandtheownerofroom609.Theybothhavepassionatesexthefirsttimetheymeetandafterthat,mysteriousthingskeephapping.Mumalwaysdreamsofamysteriouseventandwakeupfrightenedinthemiddleofthenight.Mumtriestoforgetthe"feeling"withtheyoungmanbyhavingsexwithwomen.However,itevenmakeshimthinkofthemanofhisdreammore.Then,heconnectsthedotsoftheeventsandcomesupwiththetheoryofreverseparalleluniverse.Finally,hemeetsDewinreallife.ThoughtheirfirstmeetingisDew’slastday,butalsothebeginningthatbothofthemwillhelpeachothertochangethefuture!