Renkinjutsu Shi No Nariagari!? Kazoku to Zetsuen Shitara, Tensai Hakushaku Reisoku Ni Dekiai Saremashita (Regina Books) [Light Novel]

[Machine Translation] Rena, a first-year student at the Royal Academy of Magic, has long had a crush on her childhood friend Edgar. However, as an adventurer, he is always surrounded by girls. Feeling threatened, Rena confesses her love to Edgar. Her joy at having her love fulfilled is short-lived, however, when he announces that he will go out with "everyone".... Wait a minute, isn't that a harem? He is supposed to be heartbroken, but now that he is a hero, for some reason, he is obsessed with Rena. I'm busy making cosmetics with alchemy, so please leave me alone...! The one who reached out to the bewildered Rena is Ivan, a senior member of the kitchen alchemy club. The kind but plain-looking senior with a comic relief is actually a superbly beautiful genius alchemist who is in love with Rena...

王立魔法学園の一年生・レナは幼馴染のエドガーに長年片思いをしていた。けれど、冒険者として活躍する彼の周りにはいつも女の子の姿が。危機感を覚えたレナはエドガーに告白する。恋が成就した喜びも束の間、彼は『みんな』と付き合うと言い出して...。ちょっと待って、それってハーレムってやつじゃない!?失恋したはずなのに、英雄になった彼はなぜかレナに執着してくる。錬金術で化粧品作るので忙しいんだから、ほっといてくれないかな...!困り果てたレナに手を差し伸べたのは、台所錬金術部の先輩・イヴァン。優しいけど地味な見た目でコミュ症な先輩は、実はレナに恋する超絶美形の天才錬金術師で―。