Enthusiasm

enthusiasm
ɪnˈθjuːzɪaz(ə)m,ɛn-/
noun
1.
intense and eager enjoyment, interest, or approval.
"her energy and enthusiasm for life"
synonyms: eagerness, keenness, ardour, fervour, warmth, passion, zeal, zealousness, zest, gusto, brio, pep, go, sap, liveliness, vivacity, vivaciousness, energy, verve, vigour, dynamism, vehemence, fire, excitement, exuberance, ebullience, spirit, avidity, avidness; wholeheartedness, commitment, willingness, readiness, devotion, devotedness, fanaticism, earnestness; informaloomph, zing, zip, zap, vim, get-up-and-go; rarefervency, ardency, passionateness
"Watkins worked quickly and with enthusiasm"

He can't be Watkins as he's certainly not exhibiting any of the synonyms listed above. A haunting image spotted in the High Street in a converted police box selling underground ghost tours. By the looks of it, rather like Jacob Marley's jaw, things are a bit slack and he looks like he's dying for a cup of tea, or perhaps something stronger to deal with what lies underground.