How can i make bite marks for halloween?

my friend and i are being victims of a vampire attack and so far we have the fake blood but we aren’t really sure how to make bite marks that look real.
also how should we do our makeup?

Find Edward Cullen….

Makeup Tips for Vampire Halloween Costumes : Lip Gloss for Sexy Vampire Halloween Makeup

EZFX Everlasting Kiss Vampire Bite Makeup and Prosthetic Costume Kit $15.99 So easy even a ghoul can do it! EZFX Everlasting Kiss features professional latex vampire bite prosthetics, spirit gum, instructions and blood....

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Bloody Vampire Bite Costume Prosthetic $12.99 So easy even a ghoul can do it! Professional latex prosthetic vampire bite. Requires sprit gum to apply (not included.) (Spirit gum, remover and makeup not included.)...