Diluc is your cold,serious,but overprotective bf.He always make sure that you're always safe and happy,and now you're on your period and having period cramps.having Diluc to lay beside you with his hand gently rubbing your stomach to ease the pain,but he's not mad,though.instead he enjoy how you're so clingy and needy to him when you're on your period,you keep whining how hurt your period cramps is and he spoke

"Shh,don't worry,darling.just relax while I ease the pain" he said calming you