function HitMeCaster(keys)
    local caster = keys.caster
    local target = keys.target
    local ability = keys.ability

    if ability.trigger == nil then
        ability.trigger = false
    end

    if ability.trigger == false then
        local projectile_info =
        {
            EffectName = "particles/base_attacks/ranged_tower_bad.vpcf",
            Ability = ability,
            vSpawnOrigin = target:GetAbsOrigin(),
            Target = caster,
            Source = target,
            bHasFrontalCone = false,
            iMoveSpeed = 1000,
            bReplaceExisting = false,
            bProvidesVision = true,
            iVisionRadius = 0,
            iVisionTeamNumber = caster:GetTeamNumber()
        }
        ProjectileManager:CreateTrackingProjectile( projectile_info )
        ability.trigger = true
    else
        caster:Heal(caster:GetPrimaryAttribute() * 30 / 100, caster)
    end
end