Your Timeline : Us in every lifetime

Porchay Hiragi 18 years old, is a normal boy who works at a bookstore, he doesn't have many friends he only had his aunt who adopted him when he was 10 and loved him like her own son but one day when he was his way back home, he was transferred to another timeline and after some time he realised he is in past time. Now he has to find a way back to his real world and then he meets an arrogant rich boy, who doesn't like porchay but porchay doesn't have any reason to hate this guy but still he always collides with this boy anyhow.

Kimhan Niran an 18-year-old boy, playboy and arrogant, who thinks there isn't anyone at his level, always thinks highly of himself and hates his dad to the core but one day he collides with a boy who he thinks is just a mere spec of dirt and can be easily destroyed.