Ek baar ki baat hai, Palwal ki ek khubsurat ladki, Riya, jo hamesha apne sapno ki talash mein rahati thi. Ek din, vo ek train mein safar kar rahi thi, jab uski mulakat ek handsome ladke, Arjun, se hui. Arjun bhi apni zindagi mein kuch naya khojne ki talash mein thaTrain ka safar shuru hota hai, aur dono ek dusre se baatein karne lagte hain. Riya ki khushi aur Arjun ka muskurana dekhte hi, unka dil khud-ba-khud judne lagta hai. Riya apne sapno ki baatein karti hai, aur Arjun sunta hai, woh uski aankhon mein apne liye ek chamak dekh raha thaRiya ko gaane ka shauk tha, aur usne apne favorite gaane ki ek line gaayi. Arjun ne usse join kiya, aur dono ne train ke safar ko ek musical experience bana diya. Unke beech ki chemistry dekhkar sab passengers muskurane lageJaise-jaise train apne manzil ki taraf badh rahi thi, unhone apne sapne, apne aspirations ka zikr kiya. Riya ne kaha ki woh ek din ek badi singer banna chahti hai, aur Arjun ne kaha ki woh ek successful entrepreneur banna chahta haiTrain ek station par rukti hai aur unhe judai ka ahsas hota hai. Riya apne mobile number deti hai aur Arjun uska naam yaad karta hai. Yeh ek choti si mulaqat thi, lekin unke dil mein ek gehri yaad bankar rah gayi Thi. Unhone ek dusre se vaada kiya ki woh zarur milenge aur apne sapne poore karne ki koshish karte rahengeTrain chal padti haiaur Riya aur Arjun dono apne sapno ki taraf badhte hain, lekin unka dil ek dusre ki yaadon mein basa reh jata hai. Kuch mahine baad, vo rrmmle kisiki birthday party mein milte hain