help finding a BL manga please!! - mc gets taller than ml - established relationship

i cant find this one bl manga for the lifeee of me. i think the premise was the the couple got together in high school and started living together after they graduated. post-high school, the shorter guy had an insane growth spurt and he outgrew all the more feminine features that he used to have. throughout the story he's a little insecure about it mostly because he's worried that his bf would have a problem with his masculinity but they talk it out (and if i remember correctly they do a little more than talk lol) and the bf reassures the once short guy that him having changed a bit and looking more masculine doesn't change their relationship and whatnot. if you happen to remember the title pleaseee lmk!! ٩(๑>ᴗ<๑)۶