Step one: Prime
When I wake up in the morning, it's brush, ice, and repeat. There will still be a gigantic hickey on your neck, but it should look a little calmer. Then, to cover up the love bite, prep the skin with a colour-correcting primer like ELF's Blemish Control Face Primer ($16). This will give help even out your skin before you layer on concealer, and is an important step in making sure the formula stays in place.