모태솔로's feed

The female lead (if I remember correctly) have pink hair. Originally, she is like a game dev or something but wake up as a side character in her game. She then kind of becoming one of secretly strong alchemist/potion maker.

The ML is cursed (?) He can't sleep or if he does the disaster will come. Because of this he was confined, chained. And so, he need a huge amount of sleep resistance (?) potion to keep himself awake.

The FL became his personal potion maker and they bicker a lot. I only remembered until that part help......