I'm Not Even an NPC In This Otome Game! #015

A romantic isekai manga where a young boy finds himself reincarnated as an incredibly minor character in an otome game…and yet he’s able to get close with the duke’s young daughter?!

Taichi was reincarnated as Isaac, an apprentice gardener in the world of an otome game. But looking back at the original game, this 'Isaac' character was never even in it... He serves under the house of a duke and despite his seemingly unremarkable qualities, ends up getting along with the duke’s haughty daughter, Lydia. What will blossom from their relationship as they get closer?